2127620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 5140800

約数和(自身を除く): 3013180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 509, 836, 1018, 1045, 2036, 2090, 2545, 4180, 5090, 5599, 9671, 10180, 11198, 19342, 22396, 27995, 38684, 48355, 55990, 96710, 106381, 111980, 193420, 212762, 425524, 531905, 1063810, 2127620]

約数ペア:

[(1, 2127620), (2, 1063810), (4, 531905), (5, 425524), (10, 212762), (11, 193420), (19, 111980), (20, 106381), (22, 96710), (38, 55990), (44, 48355), (55, 38684), (76, 27995), (95, 22396), (110, 19342), (190, 11198), (209, 10180), (220, 9671), (380, 5599), (418, 5090), (509, 4180), (836, 2545), (1018, 2090), (1045, 2036)]