2008644560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{21701}}^1$

素因数の和:21816

約数の個数: 80

約数和(自身を含む): 5086080720

約数和(自身を除く): 3077436160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 178, 208, 260, 356, 445, 520, 712, 890, 1040, 1157, 1424, 1780, 2314, 3560, 4628, 5785, 7120, 9256, 11570, 18512, 21701, 23140, 43402, 46280, 86804, 92560, 108505, 173608, 217010, 282113, 347216, 434020, 564226, 868040, 1128452, 1410565, 1736080, 1931389, 2256904, 2821130, 3862778, 4513808, 5642260, 7725556, 9656945, 11284520, 15451112, 19313890, 22569040, 25108057, 30902224, 38627780, 50216114, 77255560, 100432228, 125540285, 154511120, 200864456, 251080570, 401728912, 502161140, 1004322280, 2008644560]

約数ペア:

[(1, 2008644560), (2, 1004322280), (4, 502161140), (5, 401728912), (8, 251080570), (10, 200864456), (13, 154511120), (16, 125540285), (20, 100432228), (26, 77255560), (40, 50216114), (52, 38627780), (65, 30902224), (80, 25108057), (89, 22569040), (104, 19313890), (130, 15451112), (178, 11284520), (208, 9656945), (260, 7725556), (356, 5642260), (445, 4513808), (520, 3862778), (712, 2821130), (890, 2256904), (1040, 1931389), (1157, 1736080), (1424, 1410565), (1780, 1128452), (2314, 868040), (3560, 564226), (4628, 434020), (5785, 347216), (7120, 282113), (9256, 217010), (11570, 173608), (18512, 108505), (21701, 92560), (23140, 86804), (43402, 46280)]