41701640

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2549}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 94095000

約数和(自身を除く): 52393360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 2549, 3272, 4090, 5098, 8180, 10196, 12745, 16360, 20392, 25490, 50980, 101960, 1042541, 2085082, 4170164, 5212705, 8340328, 10425410, 20850820, 41701640]

約数ペア:

[(1, 41701640), (2, 20850820), (4, 10425410), (5, 8340328), (8, 5212705), (10, 4170164), (20, 2085082), (40, 1042541), (409, 101960), (818, 50980), (1636, 25490), (2045, 20392), (2549, 16360), (3272, 12745), (4090, 10196), (5098, 8180)]