397305770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 760661928

約数和(自身を除く): 363356158

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 361, 701, 722, 785, 1402, 1570, 1805, 2983, 3505, 3610, 5966, 7010, 13319, 14915, 26638, 29830, 56677, 66595, 110057, 113354, 133190, 220114, 253061, 283385, 506122, 550285, 566770, 1100570, 1265305, 2091083, 2530610, 4182166, 10455415, 20910830, 39730577, 79461154, 198652885, 397305770]

約数ペア:

[(1, 397305770), (2, 198652885), (5, 79461154), (10, 39730577), (19, 20910830), (38, 10455415), (95, 4182166), (157, 2530610), (190, 2091083), (314, 1265305), (361, 1100570), (701, 566770), (722, 550285), (785, 506122), (1402, 283385), (1570, 253061), (1805, 220114), (2983, 133190), (3505, 113354), (3610, 110057), (5966, 66595), (7010, 56677), (13319, 29830), (14915, 26638)]