517940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 1209600

約数和(自身を除く): 691660

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 47, 58, 76, 94, 95, 116, 145, 188, 190, 235, 290, 380, 470, 551, 580, 893, 940, 1102, 1363, 1786, 2204, 2726, 2755, 3572, 4465, 5452, 5510, 6815, 8930, 11020, 13630, 17860, 25897, 27260, 51794, 103588, 129485, 258970, 517940]

約数ペア:

[(1, 517940), (2, 258970), (4, 129485), (5, 103588), (10, 51794), (19, 27260), (20, 25897), (29, 17860), (38, 13630), (47, 11020), (58, 8930), (76, 6815), (94, 5510), (95, 5452), (116, 4465), (145, 3572), (188, 2755), (190, 2726), (235, 2204), (290, 1786), (380, 1363), (470, 1102), (551, 940), (580, 893)]