74931640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{267613}}^1$

素因数の和:267631

約数の個数: 32

約数和(自身を含む): 192682080

約数和(自身を除く): 117750440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 267613, 535226, 1070452, 1338065, 1873291, 2140904, 2676130, 3746582, 5352260, 7493164, 9366455, 10704520, 14986328, 18732910, 37465820, 74931640]

約数ペア:

[(1, 74931640), (2, 37465820), (4, 18732910), (5, 14986328), (7, 10704520), (8, 9366455), (10, 7493164), (14, 5352260), (20, 3746582), (28, 2676130), (35, 2140904), (40, 1873291), (56, 1338065), (70, 1070452), (140, 535226), (280, 267613)]