72802060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 160030080

約数和(自身を除く): 87228020

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1889, 1927, 3778, 3854, 7556, 7708, 9445, 9635, 18890, 19270, 37780, 38540, 77449, 88783, 154898, 177566, 309796, 355132, 387245, 443915, 774490, 887830, 1548980, 1775660, 3640103, 7280206, 14560412, 18200515, 36401030, 72802060]

約数ペア:

[(1, 72802060), (2, 36401030), (4, 18200515), (5, 14560412), (10, 7280206), (20, 3640103), (41, 1775660), (47, 1548980), (82, 887830), (94, 774490), (164, 443915), (188, 387245), (205, 355132), (235, 309796), (410, 177566), (470, 154898), (820, 88783), (940, 77449), (1889, 38540), (1927, 37780), (3778, 19270), (3854, 18890), (7556, 9635), (7708, 9445)]