2018665780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1\times {\mathrm{1511}}^1$

素因数の和:2584

約数の個数: 48

約数和(自身を含む): 4309635456

約数和(自身を除く): 2290969676

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 997, 1340, 1511, 1994, 3022, 3988, 4985, 6044, 7555, 9970, 15110, 19940, 30220, 66799, 101237, 133598, 202474, 267196, 333995, 404948, 506185, 667990, 1012370, 1335980, 1506467, 2024740, 3012934, 6025868, 7532335, 15064670, 30129340, 100933289, 201866578, 403733156, 504666445, 1009332890, 2018665780]

約数ペア:

[(1, 2018665780), (2, 1009332890), (4, 504666445), (5, 403733156), (10, 201866578), (20, 100933289), (67, 30129340), (134, 15064670), (268, 7532335), (335, 6025868), (670, 3012934), (997, 2024740), (1340, 1506467), (1511, 1335980), (1994, 1012370), (3022, 667990), (3988, 506185), (4985, 404948), (6044, 333995), (7555, 267196), (9970, 202474), (15110, 133598), (19940, 101237), (30220, 66799)]