201840920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{136379}}^1$

素因数の和:136427

約数の個数: 32

約数和(自身を含む): 466419600

約数和(自身を除く): 264578680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 136379, 272758, 545516, 681895, 1091032, 1363790, 2727580, 5046023, 5455160, 10092046, 20184092, 25230115, 40368184, 50460230, 100920460, 201840920]

約数ペア:

[(1, 201840920), (2, 100920460), (4, 50460230), (5, 40368184), (8, 25230115), (10, 20184092), (20, 10092046), (37, 5455160), (40, 5046023), (74, 2727580), (148, 1363790), (185, 1091032), (296, 681895), (370, 545516), (740, 272758), (1480, 136379)]