2501456

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2066

約数の個数: 20

約数和(自身を含む): 4910400

約数和(自身を除く): 2408944

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 1979, 3958, 7916, 15832, 31664, 156341, 312682, 625364, 1250728, 2501456]

約数ペア:

[(1, 2501456), (2, 1250728), (4, 625364), (8, 312682), (16, 156341), (79, 31664), (158, 15832), (316, 7916), (632, 3958), (1264, 1979)]