20163236560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3452609}}^1$

素因数の和:3452695

約数の個数: 40

約数和(自身を含む): 47521724040

約数和(自身を除く): 27358487480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 3452609, 6905218, 13810436, 17263045, 27620872, 34526090, 55241744, 69052180, 138104360, 252040457, 276208720, 504080914, 1008161828, 1260202285, 2016323656, 2520404570, 4032647312, 5040809140, 10081618280, 20163236560]

約数ペア:

[(1, 20163236560), (2, 10081618280), (4, 5040809140), (5, 4032647312), (8, 2520404570), (10, 2016323656), (16, 1260202285), (20, 1008161828), (40, 504080914), (73, 276208720), (80, 252040457), (146, 138104360), (292, 69052180), (365, 55241744), (584, 34526090), (730, 27620872), (1168, 17263045), (1460, 13810436), (2920, 6905218), (5840, 3452609)]