1005320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 2320920

約数和(自身を除く): 1315600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 613, 820, 1226, 1640, 2452, 3065, 4904, 6130, 12260, 24520, 25133, 50266, 100532, 125665, 201064, 251330, 502660, 1005320]

約数ペア:

[(1, 1005320), (2, 502660), (4, 251330), (5, 201064), (8, 125665), (10, 100532), (20, 50266), (40, 25133), (41, 24520), (82, 12260), (164, 6130), (205, 4904), (328, 3065), (410, 2452), (613, 1640), (820, 1226)]