201979240

素因数分解:

$2^3\times 5^1\times {\mathrm{5049481}}^1$

素因数の和:5049492

約数の個数: 16

約数和(自身を含む): 454453380

約数和(自身を除く): 252474140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5049481, 10098962, 20197924, 25247405, 40395848, 50494810, 100989620, 201979240]

約数ペア:

[(1, 201979240), (2, 100989620), (4, 50494810), (5, 40395848), (8, 25247405), (10, 20197924), (20, 10098962), (40, 5049481)]