40851760

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4519}}^1$

素因数の和:4645

約数の個数: 40

約数和(自身を含む): 95842080

約数和(自身を除く): 54990320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4519, 4520, 9038, 9040, 18076, 22595, 36152, 45190, 72304, 90380, 180760, 361520, 510647, 1021294, 2042588, 2553235, 4085176, 5106470, 8170352, 10212940, 20425880, 40851760]

約数ペア:

[(1, 40851760), (2, 20425880), (4, 10212940), (5, 8170352), (8, 5106470), (10, 4085176), (16, 2553235), (20, 2042588), (40, 1021294), (80, 510647), (113, 361520), (226, 180760), (452, 90380), (565, 72304), (904, 45190), (1130, 36152), (1808, 22595), (2260, 18076), (4519, 9040), (4520, 9038)]