40013620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3631}}^1$

素因数の和:3688

約数の個数: 48

約数和(自身を含む): 91526400

約数和(自身を除く): 51512780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 3631, 5510, 7262, 11020, 14524, 18155, 36310, 68989, 72620, 105299, 137978, 210598, 275956, 344945, 421196, 526495, 689890, 1052990, 1379780, 2000681, 2105980, 4001362, 8002724, 10003405, 20006810, 40013620]

約数ペア:

[(1, 40013620), (2, 20006810), (4, 10003405), (5, 8002724), (10, 4001362), (19, 2105980), (20, 2000681), (29, 1379780), (38, 1052990), (58, 689890), (76, 526495), (95, 421196), (116, 344945), (145, 275956), (190, 210598), (290, 137978), (380, 105299), (551, 72620), (580, 68989), (1102, 36310), (2204, 18155), (2755, 14524), (3631, 11020), (5510, 7262)]