296263640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139747}}^1$

素因数の和:139811

約数の個数: 32

約数和(自身を含む): 679175280

約数和(自身を除く): 382911640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 139747, 279494, 558988, 698735, 1117976, 1397470, 2794940, 5589880, 7406591, 14813182, 29626364, 37032955, 59252728, 74065910, 148131820, 296263640]

約数ペア:

[(1, 296263640), (2, 148131820), (4, 74065910), (5, 59252728), (8, 37032955), (10, 29626364), (20, 14813182), (40, 7406591), (53, 5589880), (106, 2794940), (212, 1397470), (265, 1117976), (424, 698735), (530, 558988), (1060, 279494), (2120, 139747)]