4461920

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 10704960

約数和(自身を除く): 6243040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 353, 395, 632, 706, 790, 1264, 1412, 1580, 1765, 2528, 2824, 3160, 3530, 5648, 6320, 7060, 11296, 12640, 14120, 27887, 28240, 55774, 56480, 111548, 139435, 223096, 278870, 446192, 557740, 892384, 1115480, 2230960, 4461920]

約数ペア:

[(1, 4461920), (2, 2230960), (4, 1115480), (5, 892384), (8, 557740), (10, 446192), (16, 278870), (20, 223096), (32, 139435), (40, 111548), (79, 56480), (80, 55774), (158, 28240), (160, 27887), (316, 14120), (353, 12640), (395, 11296), (632, 7060), (706, 6320), (790, 5648), (1264, 3530), (1412, 3160), (1580, 2824), (1765, 2528)]