23627780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 54492480

約数和(自身を除く): 30864700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 509, 844, 1018, 1055, 2036, 2110, 2321, 2545, 4220, 4642, 5090, 5599, 9284, 10180, 11198, 11605, 22396, 23210, 27995, 46420, 55990, 107399, 111980, 214798, 429596, 536995, 1073990, 1181389, 2147980, 2362778, 4725556, 5906945, 11813890, 23627780]

約数ペア:

[(1, 23627780), (2, 11813890), (4, 5906945), (5, 4725556), (10, 2362778), (11, 2147980), (20, 1181389), (22, 1073990), (44, 536995), (55, 429596), (110, 214798), (211, 111980), (220, 107399), (422, 55990), (509, 46420), (844, 27995), (1018, 23210), (1055, 22396), (2036, 11605), (2110, 11198), (2321, 10180), (2545, 9284), (4220, 5599), (4642, 5090)]