515043740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{6301}}^1$

素因数の和:6438

約数の個数: 48

約数和(自身を含む): 1115907744

約数和(自身を除く): 600864004

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 244, 268, 305, 335, 610, 670, 1220, 1340, 4087, 6301, 8174, 12602, 16348, 20435, 25204, 31505, 40870, 63010, 81740, 126020, 384361, 422167, 768722, 844334, 1537444, 1688668, 1921805, 2110835, 3843610, 4221670, 7687220, 8443340, 25752187, 51504374, 103008748, 128760935, 257521870, 515043740]

約数ペア:

[(1, 515043740), (2, 257521870), (4, 128760935), (5, 103008748), (10, 51504374), (20, 25752187), (61, 8443340), (67, 7687220), (122, 4221670), (134, 3843610), (244, 2110835), (268, 1921805), (305, 1688668), (335, 1537444), (610, 844334), (670, 768722), (1220, 422167), (1340, 384361), (4087, 126020), (6301, 81740), (8174, 63010), (12602, 40870), (16348, 31505), (20435, 25204)]