86195180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1951}}^1$

素因数の和:2054

約数の個数: 36

約数和(自身を含む): 185037888

約数和(自身を除く): 98842708

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1951, 2209, 3902, 4418, 7804, 8836, 9755, 11045, 19510, 22090, 39020, 44180, 91697, 183394, 366788, 458485, 916970, 1833940, 4309759, 8619518, 17239036, 21548795, 43097590, 86195180]

約数ペア:

[(1, 86195180), (2, 43097590), (4, 21548795), (5, 17239036), (10, 8619518), (20, 4309759), (47, 1833940), (94, 916970), (188, 458485), (235, 366788), (470, 183394), (940, 91697), (1951, 44180), (2209, 39020), (3902, 22090), (4418, 19510), (7804, 11045), (8836, 9755)]