86021960

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5417}}^1$

素因数の和:5825

約数の個数: 32

約数和(自身を含む): 194072760

約数和(自身を除く): 108050800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 5417, 7940, 10834, 15880, 21668, 27085, 43336, 54170, 108340, 216680, 2150549, 4301098, 8602196, 10752745, 17204392, 21505490, 43010980, 86021960]

約数ペア:

[(1, 86021960), (2, 43010980), (4, 21505490), (5, 17204392), (8, 10752745), (10, 8602196), (20, 4301098), (40, 2150549), (397, 216680), (794, 108340), (1588, 54170), (1985, 43336), (3176, 27085), (3970, 21668), (5417, 15880), (7940, 10834)]