84640060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{617}}^1$

素因数の和:683

約数の個数: 48

約数和(自身を含む): 187921440

約数和(自身を除く): 103281380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 617, 722, 1234, 1444, 1805, 2468, 3085, 3610, 6170, 6859, 7220, 11723, 12340, 13718, 23446, 27436, 34295, 46892, 58615, 68590, 117230, 137180, 222737, 234460, 445474, 890948, 1113685, 2227370, 4232003, 4454740, 8464006, 16928012, 21160015, 42320030, 84640060]

約数ペア:

[(1, 84640060), (2, 42320030), (4, 21160015), (5, 16928012), (10, 8464006), (19, 4454740), (20, 4232003), (38, 2227370), (76, 1113685), (95, 890948), (190, 445474), (361, 234460), (380, 222737), (617, 137180), (722, 117230), (1234, 68590), (1444, 58615), (1805, 46892), (2468, 34295), (3085, 27436), (3610, 23446), (6170, 13718), (6859, 12340), (7220, 11723)]