28605190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40289}}^1$

素因数の和:40367

約数の個数: 16

約数和(自身を含む): 52215840

約数和(自身を除く): 23610650

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 40289, 80578, 201445, 402890, 2860519, 5721038, 14302595, 28605190]

約数ペア:

[(1, 28605190), (2, 14302595), (5, 5721038), (10, 2860519), (71, 402890), (142, 201445), (355, 80578), (710, 40289)]