421003760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{142231}}^1$

素因数の和:142281

約数の個数: 40

約数和(自身を含む): 1005295776

約数和(自身を除く): 584292016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 142231, 284462, 568924, 711155, 1137848, 1422310, 2275696, 2844620, 5262547, 5689240, 10525094, 11378480, 21050188, 26312735, 42100376, 52625470, 84200752, 105250940, 210501880, 421003760]

約数ペア:

[(1, 421003760), (2, 210501880), (4, 105250940), (5, 84200752), (8, 52625470), (10, 42100376), (16, 26312735), (20, 21050188), (37, 11378480), (40, 10525094), (74, 5689240), (80, 5262547), (148, 2844620), (185, 2275696), (296, 1422310), (370, 1137848), (592, 711155), (740, 568924), (1480, 284462), (2960, 142231)]