39131920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{509}}^1$

素因数の和:584

約数の個数: 60

約数和(自身を含む): 94195980

約数和(自身を除く): 55064060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 509, 620, 961, 1018, 1240, 1922, 2036, 2480, 2545, 3844, 4072, 4805, 5090, 7688, 8144, 9610, 10180, 15376, 15779, 19220, 20360, 31558, 38440, 40720, 63116, 76880, 78895, 126232, 157790, 252464, 315580, 489149, 631160, 978298, 1262320, 1956596, 2445745, 3913192, 4891490, 7826384, 9782980, 19565960, 39131920]

約数ペア:

[(1, 39131920), (2, 19565960), (4, 9782980), (5, 7826384), (8, 4891490), (10, 3913192), (16, 2445745), (20, 1956596), (31, 1262320), (40, 978298), (62, 631160), (80, 489149), (124, 315580), (155, 252464), (248, 157790), (310, 126232), (496, 78895), (509, 76880), (620, 63116), (961, 40720), (1018, 38440), (1240, 31558), (1922, 20360), (2036, 19220), (2480, 15779), (2545, 15376), (3844, 10180), (4072, 9610), (4805, 8144), (5090, 7688)]