28609450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{8059}}^1$

素因数の和:8142

約数の個数: 24

約数和(自身を含む): 53969760

約数和(自身を除く): 25360310

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 8059, 16118, 40295, 80590, 201475, 402950, 572189, 1144378, 2860945, 5721890, 14304725, 28609450]

約数ペア:

[(1, 28609450), (2, 14304725), (5, 5721890), (10, 2860945), (25, 1144378), (50, 572189), (71, 402950), (142, 201475), (355, 80590), (710, 40295), (1775, 16118), (3550, 8059)]