12955940

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{983}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 27276480

約数和(自身を除く): 14320540

約数列:

[1, 2, 4, 5, 10, 20, 659, 983, 1318, 1966, 2636, 3295, 3932, 4915, 6590, 9830, 13180, 19660, 647797, 1295594, 2591188, 3238985, 6477970, 12955940]

約数ペア:

[(1, 12955940), (2, 6477970), (4, 3238985), (5, 2591188), (10, 1295594), (20, 647797), (659, 19660), (983, 13180), (1318, 9830), (1966, 6590), (2636, 4915), (3295, 3932)]