2195320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 5015520

約数和(自身を除く): 2820200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 773, 1420, 1546, 2840, 3092, 3865, 6184, 7730, 15460, 30920, 54883, 109766, 219532, 274415, 439064, 548830, 1097660, 2195320]

約数ペア:

[(1, 2195320), (2, 1097660), (4, 548830), (5, 439064), (8, 274415), (10, 219532), (20, 109766), (40, 54883), (71, 30920), (142, 15460), (284, 7730), (355, 6184), (568, 3865), (710, 3092), (773, 2840), (1420, 1546)]