720228970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{59671}}^1$

素因数の和:59766

約数の個数: 32

約数和(自身を含む): 1392028416

約数和(自身を除く): 671799446

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 59671, 119342, 298355, 596710, 1014407, 2028814, 4236641, 5072035, 8473282, 10144070, 21183205, 42366410, 72022897, 144045794, 360114485, 720228970]

約数ペア:

[(1, 720228970), (2, 360114485), (5, 144045794), (10, 72022897), (17, 42366410), (34, 21183205), (71, 10144070), (85, 8473282), (142, 5072035), (170, 4236641), (355, 2028814), (710, 1014407), (1207, 596710), (2414, 298355), (6035, 119342), (12070, 59671)]