30656680

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1163}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 69141600

約数和(自身を除く): 38484920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1163, 1318, 2326, 2636, 3295, 4652, 5272, 5815, 6590, 9304, 11630, 13180, 23260, 26360, 46520, 766417, 1532834, 3065668, 3832085, 6131336, 7664170, 15328340, 30656680]

約数ペア:

[(1, 30656680), (2, 15328340), (4, 7664170), (5, 6131336), (8, 3832085), (10, 3065668), (20, 1532834), (40, 766417), (659, 46520), (1163, 26360), (1318, 23260), (2326, 13180), (2636, 11630), (3295, 9304), (4652, 6590), (5272, 5815)]