6455320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 14735520

約数和(自身を除く): 8280200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2273, 2840, 4546, 9092, 11365, 18184, 22730, 45460, 90920, 161383, 322766, 645532, 806915, 1291064, 1613830, 3227660, 6455320]

約数ペア:

[(1, 6455320), (2, 3227660), (4, 1613830), (5, 1291064), (8, 806915), (10, 645532), (20, 322766), (40, 161383), (71, 90920), (142, 45460), (284, 22730), (355, 18184), (568, 11365), (710, 9092), (1420, 4546), (2273, 2840)]