3976960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 10301760

約数和(自身を除く): 6324800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 239, 256, 260, 320, 416, 478, 520, 640, 832, 956, 1040, 1195, 1280, 1664, 1912, 2080, 2390, 3107, 3328, 3824, 4160, 4780, 6214, 7648, 8320, 9560, 12428, 15296, 15535, 16640, 19120, 24856, 30592, 31070, 38240, 49712, 61184, 62140, 76480, 99424, 124280, 152960, 198848, 248560, 305920, 397696, 497120, 795392, 994240, 1988480, 3976960]

約数ペア:

[(1, 3976960), (2, 1988480), (4, 994240), (5, 795392), (8, 497120), (10, 397696), (13, 305920), (16, 248560), (20, 198848), (26, 152960), (32, 124280), (40, 99424), (52, 76480), (64, 62140), (65, 61184), (80, 49712), (104, 38240), (128, 31070), (130, 30592), (160, 24856), (208, 19120), (239, 16640), (256, 15535), (260, 15296), (320, 12428), (416, 9560), (478, 8320), (520, 7648), (640, 6214), (832, 4780), (956, 4160), (1040, 3824), (1195, 3328), (1280, 3107), (1664, 2390), (1912, 2080)]