8172980

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2447}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 17273088

約数和(自身を除く): 9100108

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 2447, 3340, 4894, 9788, 12235, 24470, 48940, 408649, 817298, 1634596, 2043245, 4086490, 8172980]

約数ペア:

[(1, 8172980), (2, 4086490), (4, 2043245), (5, 1634596), (10, 817298), (20, 408649), (167, 48940), (334, 24470), (668, 12235), (835, 9788), (1670, 4894), (2447, 3340)]