1399789810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{9049}}^1$

素因数の和:9586

約数の個数: 32

約数和(自身を含む): 2606400000

約数和(自身を除く): 1206610190

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 499, 998, 2495, 4990, 9049, 15469, 18098, 30938, 45245, 77345, 90490, 154690, 280519, 561038, 1402595, 2805190, 4515451, 9030902, 22577255, 45154510, 139978981, 279957962, 699894905, 1399789810]

約数ペア:

[(1, 1399789810), (2, 699894905), (5, 279957962), (10, 139978981), (31, 45154510), (62, 22577255), (155, 9030902), (310, 4515451), (499, 2805190), (998, 1402595), (2495, 561038), (4990, 280519), (9049, 154690), (15469, 90490), (18098, 77345), (30938, 45245)]