22213640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3407}}^1$

素因数の和:3581

約数の個数: 32

約数和(自身を含む): 50302080

約数和(自身を除く): 28088440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3407, 6520, 6814, 13628, 17035, 27256, 34070, 68140, 136280, 555341, 1110682, 2221364, 2776705, 4442728, 5553410, 11106820, 22213640]

約数ペア:

[(1, 22213640), (2, 11106820), (4, 5553410), (5, 4442728), (8, 2776705), (10, 2221364), (20, 1110682), (40, 555341), (163, 136280), (326, 68140), (652, 34070), (815, 27256), (1304, 17035), (1630, 13628), (3260, 6814), (3407, 6520)]