201705320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{71023}}^1$

素因数の和:71105

約数の個数: 32

約数和(自身を含む): 460235520

約数和(自身を除く): 258530200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 71023, 142046, 284092, 355115, 568184, 710230, 1420460, 2840920, 5042633, 10085266, 20170532, 25213165, 40341064, 50426330, 100852660, 201705320]

約数ペア:

[(1, 201705320), (2, 100852660), (4, 50426330), (5, 40341064), (8, 25213165), (10, 20170532), (20, 10085266), (40, 5042633), (71, 2840920), (142, 1420460), (284, 710230), (355, 568184), (568, 355115), (710, 284092), (1420, 142046), (2840, 71023)]