40424780

素因数分解:

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

素因数の和:567

約数の個数: 72

約数和(自身を含む): 97932240

約数和(自身を除く): 57507460

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 509, 722, 836, 1018, 1045, 1444, 1805, 2036, 2090, 2545, 3610, 3971, 4180, 5090, 5599, 7220, 7942, 9671, 10180, 11198, 15884, 19342, 19855, 22396, 27995, 38684, 39710, 48355, 55990, 79420, 96710, 106381, 111980, 183749, 193420, 212762, 367498, 425524, 531905, 734996, 918745, 1063810, 1837490, 2021239, 2127620, 3674980, 4042478, 8084956, 10106195, 20212390, 40424780]

約数ペア:

[(1, 40424780), (2, 20212390), (4, 10106195), (5, 8084956), (10, 4042478), (11, 3674980), (19, 2127620), (20, 2021239), (22, 1837490), (38, 1063810), (44, 918745), (55, 734996), (76, 531905), (95, 425524), (110, 367498), (190, 212762), (209, 193420), (220, 183749), (361, 111980), (380, 106381), (418, 96710), (509, 79420), (722, 55990), (836, 48355), (1018, 39710), (1045, 38684), (1444, 27995), (1805, 22396), (2036, 19855), (2090, 19342), (2545, 15884), (3610, 11198), (3971, 10180), (4180, 9671), (5090, 7942), (5599, 7220)]