274005420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{351289}}^1$

素因数の和:351314

約数の個数: 48

約数和(自身を含む): 826234080

約数和(自身を除く): 552228660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 351289, 702578, 1053867, 1405156, 1756445, 2107734, 3512890, 4215468, 4566757, 5269335, 7025780, 9133514, 10538670, 13700271, 18267028, 21077340, 22833785, 27400542, 45667570, 54801084, 68501355, 91335140, 137002710, 274005420]

約数ペア:

[(1, 274005420), (2, 137002710), (3, 91335140), (4, 68501355), (5, 54801084), (6, 45667570), (10, 27400542), (12, 22833785), (13, 21077340), (15, 18267028), (20, 13700271), (26, 10538670), (30, 9133514), (39, 7025780), (52, 5269335), (60, 4566757), (65, 4215468), (78, 3512890), (130, 2107734), (156, 1756445), (195, 1405156), (260, 1053867), (390, 702578), (780, 351289)]