30960280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59539}}^1$

素因数の和:59563

約数の個数: 32

約数和(自身を含む): 75020400

約数和(自身を除く): 44060120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59539, 119078, 238156, 297695, 476312, 595390, 774007, 1190780, 1548014, 2381560, 3096028, 3870035, 6192056, 7740070, 15480140, 30960280]

約数ペア:

[(1, 30960280), (2, 15480140), (4, 7740070), (5, 6192056), (8, 3870035), (10, 3096028), (13, 2381560), (20, 1548014), (26, 1190780), (40, 774007), (52, 595390), (65, 476312), (104, 297695), (130, 238156), (260, 119078), (520, 59539)]