455620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 1108800

約数和(自身を除く): 653180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 109, 110, 190, 209, 218, 220, 380, 418, 436, 545, 836, 1045, 1090, 1199, 2071, 2090, 2180, 2398, 4142, 4180, 4796, 5995, 8284, 10355, 11990, 20710, 22781, 23980, 41420, 45562, 91124, 113905, 227810, 455620]

約数ペア:

[(1, 455620), (2, 227810), (4, 113905), (5, 91124), (10, 45562), (11, 41420), (19, 23980), (20, 22781), (22, 20710), (38, 11990), (44, 10355), (55, 8284), (76, 5995), (95, 4796), (109, 4180), (110, 4142), (190, 2398), (209, 2180), (218, 2090), (220, 2071), (380, 1199), (418, 1090), (436, 1045), (545, 836)]