23403820

素因数分解:

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

素因数の和:559

約数の個数: 72

約数和(自身を含む): 56977200

約数和(自身を除く): 33573380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 509, 605, 836, 1018, 1045, 1210, 2036, 2090, 2299, 2420, 2545, 4180, 4598, 5090, 5599, 9196, 9671, 10180, 11198, 11495, 19342, 22396, 22990, 27995, 38684, 45980, 48355, 55990, 61589, 96710, 106381, 111980, 123178, 193420, 212762, 246356, 307945, 425524, 531905, 615890, 1063810, 1170191, 1231780, 2127620, 2340382, 4680764, 5850955, 11701910, 23403820]

約数ペア:

[(1, 23403820), (2, 11701910), (4, 5850955), (5, 4680764), (10, 2340382), (11, 2127620), (19, 1231780), (20, 1170191), (22, 1063810), (38, 615890), (44, 531905), (55, 425524), (76, 307945), (95, 246356), (110, 212762), (121, 193420), (190, 123178), (209, 111980), (220, 106381), (242, 96710), (380, 61589), (418, 55990), (484, 48355), (509, 45980), (605, 38684), (836, 27995), (1018, 22990), (1045, 22396), (1210, 19342), (2036, 11495), (2090, 11198), (2299, 10180), (2420, 9671), (2545, 9196), (4180, 5599), (4598, 5090)]