1143920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 40

約数和(自身を含む): 2708160

約数和(自身を除く): 1564240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 181, 316, 362, 395, 632, 724, 790, 905, 1264, 1448, 1580, 1810, 2896, 3160, 3620, 6320, 7240, 14299, 14480, 28598, 57196, 71495, 114392, 142990, 228784, 285980, 571960, 1143920]

約数ペア:

[(1, 1143920), (2, 571960), (4, 285980), (5, 228784), (8, 142990), (10, 114392), (16, 71495), (20, 57196), (40, 28598), (79, 14480), (80, 14299), (158, 7240), (181, 6320), (316, 3620), (362, 3160), (395, 2896), (632, 1810), (724, 1580), (790, 1448), (905, 1264)]