173634920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4861}}^1$

素因数の和:4938

約数の個数: 64

約数和(自身を含む): 420076800

約数和(自身を除く): 246441880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 3572, 4465, 4861, 7144, 8930, 9722, 17860, 19444, 24305, 35720, 38888, 48610, 92359, 97220, 184718, 194440, 228467, 369436, 456934, 461795, 738872, 913868, 923590, 1142335, 1827736, 1847180, 2284670, 3694360, 4340873, 4569340, 8681746, 9138680, 17363492, 21704365, 34726984, 43408730, 86817460, 173634920]

約数ペア:

[(1, 173634920), (2, 86817460), (4, 43408730), (5, 34726984), (8, 21704365), (10, 17363492), (19, 9138680), (20, 8681746), (38, 4569340), (40, 4340873), (47, 3694360), (76, 2284670), (94, 1847180), (95, 1827736), (152, 1142335), (188, 923590), (190, 913868), (235, 738872), (376, 461795), (380, 456934), (470, 369436), (760, 228467), (893, 194440), (940, 184718), (1786, 97220), (1880, 92359), (3572, 48610), (4465, 38888), (4861, 35720), (7144, 24305), (8930, 19444), (9722, 17860)]