74203480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142699}}^1$

素因数の和:142723

約数の個数: 32

約数和(自身を含む): 179802000

約数和(自身を除く): 105598520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142699, 285398, 570796, 713495, 1141592, 1426990, 1855087, 2853980, 3710174, 5707960, 7420348, 9275435, 14840696, 18550870, 37101740, 74203480]

約数ペア:

[(1, 74203480), (2, 37101740), (4, 18550870), (5, 14840696), (8, 9275435), (10, 7420348), (13, 5707960), (20, 3710174), (26, 2853980), (40, 1855087), (52, 1426990), (65, 1141592), (104, 713495), (130, 570796), (260, 285398), (520, 142699)]