40590140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 90115200

約数和(自身を除く): 49525060

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1363, 1489, 2726, 2978, 5452, 5956, 6815, 7445, 13630, 14890, 27260, 29780, 43181, 69983, 86362, 139966, 172724, 215905, 279932, 349915, 431810, 699830, 863620, 1399660, 2029507, 4059014, 8118028, 10147535, 20295070, 40590140]

約数ペア:

[(1, 40590140), (2, 20295070), (4, 10147535), (5, 8118028), (10, 4059014), (20, 2029507), (29, 1399660), (47, 863620), (58, 699830), (94, 431810), (116, 349915), (145, 279932), (188, 215905), (235, 172724), (290, 139966), (470, 86362), (580, 69983), (940, 43181), (1363, 29780), (1489, 27260), (2726, 14890), (2978, 13630), (5452, 7445), (5956, 6815)]