82215220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 95595980

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 149, 188, 235, 298, 470, 587, 596, 745, 940, 1174, 1490, 2348, 2935, 2980, 5870, 7003, 11740, 14006, 27589, 28012, 35015, 55178, 70030, 87463, 110356, 137945, 140060, 174926, 275890, 349852, 437315, 551780, 874630, 1749260, 4110761, 8221522, 16443044, 20553805, 41107610, 82215220]

約数ペア:

[(1, 82215220), (2, 41107610), (4, 20553805), (5, 16443044), (10, 8221522), (20, 4110761), (47, 1749260), (94, 874630), (149, 551780), (188, 437315), (235, 349852), (298, 275890), (470, 174926), (587, 140060), (596, 137945), (745, 110356), (940, 87463), (1174, 70030), (1490, 55178), (2348, 35015), (2935, 28012), (2980, 27589), (5870, 14006), (7003, 11740)]