201086440

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{11941}}^1$

素因数の和:12373

約数の個数: 32

約数和(自身を含む): 453557160

約数和(自身を除く): 252470720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 11941, 16840, 23882, 47764, 59705, 95528, 119410, 238820, 477640, 5027161, 10054322, 20108644, 25135805, 40217288, 50271610, 100543220, 201086440]

約数ペア:

[(1, 201086440), (2, 100543220), (4, 50271610), (5, 40217288), (8, 25135805), (10, 20108644), (20, 10054322), (40, 5027161), (421, 477640), (842, 238820), (1684, 119410), (2105, 95528), (3368, 59705), (4210, 47764), (8420, 23882), (11941, 16840)]