7862790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20161}}^1$

素因数の和:20184

約数の個数: 32

約数和(自身を含む): 20323296

約数和(自身を除く): 12460506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20161, 40322, 60483, 100805, 120966, 201610, 262093, 302415, 524186, 604830, 786279, 1310465, 1572558, 2620930, 3931395, 7862790]

約数ペア:

[(1, 7862790), (2, 3931395), (3, 2620930), (5, 1572558), (6, 1310465), (10, 786279), (13, 604830), (15, 524186), (26, 302415), (30, 262093), (39, 201610), (65, 120966), (78, 100805), (130, 60483), (195, 40322), (390, 20161)]