40874320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26891}}^1$

素因数の和:26923

約数の個数: 40

約数和(自身を含む): 100038240

約数和(自身を除く): 59163920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26891, 53782, 107564, 134455, 215128, 268910, 430256, 510929, 537820, 1021858, 1075640, 2043716, 2151280, 2554645, 4087432, 5109290, 8174864, 10218580, 20437160, 40874320]

約数ペア:

[(1, 40874320), (2, 20437160), (4, 10218580), (5, 8174864), (8, 5109290), (10, 4087432), (16, 2554645), (19, 2151280), (20, 2043716), (38, 1075640), (40, 1021858), (76, 537820), (80, 510929), (95, 430256), (152, 268910), (190, 215128), (304, 134455), (380, 107564), (760, 53782), (1520, 26891)]