22206280

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3209}}^1$

素因数の和:3393

約数の個数: 32

約数和(自身を含む): 50268600

約数和(自身を除く): 28062320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3209, 3460, 6418, 6920, 12836, 16045, 25672, 32090, 64180, 128360, 555157, 1110314, 2220628, 2775785, 4441256, 5551570, 11103140, 22206280]

約数ペア:

[(1, 22206280), (2, 11103140), (4, 5551570), (5, 4441256), (8, 2775785), (10, 2220628), (20, 1110314), (40, 555157), (173, 128360), (346, 64180), (692, 32090), (865, 25672), (1384, 16045), (1730, 12836), (3209, 6920), (3460, 6418)]