10989440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 32901120

約数和(自身を除く): 21911680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 223, 224, 280, 308, 320, 352, 385, 440, 446, 448, 560, 616, 640, 704, 770, 880, 892, 896, 1115, 1120, 1232, 1408, 1540, 1561, 1760, 1784, 2230, 2240, 2453, 2464, 3080, 3122, 3520, 3568, 4460, 4480, 4906, 4928, 6160, 6244, 7040, 7136, 7805, 8920, 9812, 9856, 12265, 12320, 12488, 14272, 15610, 17171, 17840, 19624, 24530, 24640, 24976, 28544, 31220, 34342, 35680, 39248, 49060, 49280, 49952, 62440, 68684, 71360, 78496, 85855, 98120, 99904, 124880, 137368, 142720, 156992, 171710, 196240, 199808, 249760, 274736, 313984, 343420, 392480, 499520, 549472, 686840, 784960, 999040, 1098944, 1373680, 1569920, 2197888, 2747360, 5494720, 10989440]

約数ペア:

[(1, 10989440), (2, 5494720), (4, 2747360), (5, 2197888), (7, 1569920), (8, 1373680), (10, 1098944), (11, 999040), (14, 784960), (16, 686840), (20, 549472), (22, 499520), (28, 392480), (32, 343420), (35, 313984), (40, 274736), (44, 249760), (55, 199808), (56, 196240), (64, 171710), (70, 156992), (77, 142720), (80, 137368), (88, 124880), (110, 99904), (112, 98120), (128, 85855), (140, 78496), (154, 71360), (160, 68684), (176, 62440), (220, 49952), (223, 49280), (224, 49060), (280, 39248), (308, 35680), (320, 34342), (352, 31220), (385, 28544), (440, 24976), (446, 24640), (448, 24530), (560, 19624), (616, 17840), (640, 17171), (704, 15610), (770, 14272), (880, 12488), (892, 12320), (896, 12265), (1115, 9856), (1120, 9812), (1232, 8920), (1408, 7805), (1540, 7136), (1561, 7040), (1760, 6244), (1784, 6160), (2230, 4928), (2240, 4906), (2453, 4480), (2464, 4460), (3080, 3568), (3122, 3520)]