31220520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260171}}^1$

素因数の和:260185

約数の個数: 32

約数和(自身を含む): 93661920

約数和(自身を除く): 62441400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260171, 520342, 780513, 1040684, 1300855, 1561026, 2081368, 2601710, 3122052, 3902565, 5203420, 6244104, 7805130, 10406840, 15610260, 31220520]

約数ペア:

[(1, 31220520), (2, 15610260), (3, 10406840), (4, 7805130), (5, 6244104), (6, 5203420), (8, 3902565), (10, 3122052), (12, 2601710), (15, 2081368), (20, 1561026), (24, 1300855), (30, 1040684), (40, 780513), (60, 520342), (120, 260171)]