1520281868

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{1447}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 3074856960

約数和(自身を除く): 1554575092

約数列:

[1, 2, 4, 7, 14, 28, 157, 239, 314, 478, 628, 956, 1099, 1447, 1673, 2198, 2894, 3346, 4396, 5788, 6692, 10129, 20258, 37523, 40516, 75046, 150092, 227179, 262661, 345833, 454358, 525322, 691666, 908716, 1050644, 1383332, 1590253, 2420831, 3180506, 4841662, 6361012, 9683324, 54295781, 108591562, 217183124, 380070467, 760140934, 1520281868]

約数ペア:

[(1, 1520281868), (2, 760140934), (4, 380070467), (7, 217183124), (14, 108591562), (28, 54295781), (157, 9683324), (239, 6361012), (314, 4841662), (478, 3180506), (628, 2420831), (956, 1590253), (1099, 1383332), (1447, 1050644), (1673, 908716), (2198, 691666), (2894, 525322), (3346, 454358), (4396, 345833), (5788, 262661), (6692, 227179), (10129, 150092), (20258, 75046), (37523, 40516)]