289315940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{245183}}^1$

素因数の和:245251

約数の個数: 24

約数和(自身を含む): 617863680

約数和(自身を除く): 328547740

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 245183, 490366, 980732, 1225915, 2451830, 4903660, 14465797, 28931594, 57863188, 72328985, 144657970, 289315940]

約数ペア:

[(1, 289315940), (2, 144657970), (4, 72328985), (5, 57863188), (10, 28931594), (20, 14465797), (59, 4903660), (118, 2451830), (236, 1225915), (295, 980732), (590, 490366), (1180, 245183)]