2007569920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:712

約数の個数: 160

約数和(自身を含む): 5098173696

約数和(自身を除く): 3090603776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 256, 310, 320, 328, 410, 496, 512, 617, 620, 640, 656, 820, 992, 1234, 1240, 1271, 1280, 1312, 1640, 1984, 2468, 2480, 2542, 2560, 2624, 3085, 3280, 3968, 4936, 4960, 5084, 5248, 6170, 6355, 6560, 7936, 9872, 9920, 10168, 10496, 12340, 12710, 13120, 15872, 19127, 19744, 19840, 20336, 20992, 24680, 25297, 25420, 26240, 38254, 39488, 39680, 40672, 49360, 50594, 50840, 52480, 76508, 78976, 79360, 81344, 95635, 98720, 101188, 101680, 104960, 126485, 153016, 157952, 162688, 191270, 197440, 202376, 203360, 252970, 306032, 315904, 325376, 382540, 394880, 404752, 406720, 505940, 612064, 650752, 765080, 784207, 789760, 809504, 813440, 1011880, 1224128, 1530160, 1568414, 1579520, 1619008, 1626880, 2023760, 2448256, 3060320, 3136828, 3238016, 3253760, 3921035, 4047520, 4896512, 6120640, 6273656, 6476032, 7842070, 8095040, 9793024, 12241280, 12547312, 12952064, 15684140, 16190080, 24482560, 25094624, 31368280, 32380160, 48965120, 50189248, 62736560, 64760320, 100378496, 125473120, 200756992, 250946240, 401513984, 501892480, 1003784960, 2007569920]

約数ペア:

[(1, 2007569920), (2, 1003784960), (4, 501892480), (5, 401513984), (8, 250946240), (10, 200756992), (16, 125473120), (20, 100378496), (31, 64760320), (32, 62736560), (40, 50189248), (41, 48965120), (62, 32380160), (64, 31368280), (80, 25094624), (82, 24482560), (124, 16190080), (128, 15684140), (155, 12952064), (160, 12547312), (164, 12241280), (205, 9793024), (248, 8095040), (256, 7842070), (310, 6476032), (320, 6273656), (328, 6120640), (410, 4896512), (496, 4047520), (512, 3921035), (617, 3253760), (620, 3238016), (640, 3136828), (656, 3060320), (820, 2448256), (992, 2023760), (1234, 1626880), (1240, 1619008), (1271, 1579520), (1280, 1568414), (1312, 1530160), (1640, 1224128), (1984, 1011880), (2468, 813440), (2480, 809504), (2542, 789760), (2560, 784207), (2624, 765080), (3085, 650752), (3280, 612064), (3968, 505940), (4936, 406720), (4960, 404752), (5084, 394880), (5248, 382540), (6170, 325376), (6355, 315904), (6560, 306032), (7936, 252970), (9872, 203360), (9920, 202376), (10168, 197440), (10496, 191270), (12340, 162688), (12710, 157952), (13120, 153016), (15872, 126485), (19127, 104960), (19744, 101680), (19840, 101188), (20336, 98720), (20992, 95635), (24680, 81344), (25297, 79360), (25420, 78976), (26240, 76508), (38254, 52480), (39488, 50840), (39680, 50594), (40672, 49360)]