40050660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51347}}^1$

素因数の和:51372

約数の個数: 48

約数和(自身を含む): 120770496

約数和(自身を除く): 80719836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51347, 102694, 154041, 205388, 256735, 308082, 513470, 616164, 667511, 770205, 1026940, 1335022, 1540410, 2002533, 2670044, 3080820, 3337555, 4005066, 6675110, 8010132, 10012665, 13350220, 20025330, 40050660]

約数ペア:

[(1, 40050660), (2, 20025330), (3, 13350220), (4, 10012665), (5, 8010132), (6, 6675110), (10, 4005066), (12, 3337555), (13, 3080820), (15, 2670044), (20, 2002533), (26, 1540410), (30, 1335022), (39, 1026940), (52, 770205), (60, 667511), (65, 616164), (78, 513470), (130, 308082), (156, 256735), (195, 205388), (260, 154041), (390, 102694), (780, 51347)]