15917020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 24725540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 47, 59, 70, 82, 94, 118, 140, 164, 188, 205, 235, 236, 287, 295, 329, 410, 413, 470, 574, 590, 658, 820, 826, 940, 1148, 1180, 1316, 1435, 1645, 1652, 1927, 2065, 2419, 2773, 2870, 3290, 3854, 4130, 4838, 5546, 5740, 6580, 7708, 8260, 9635, 9676, 11092, 12095, 13489, 13865, 16933, 19270, 19411, 24190, 26978, 27730, 33866, 38540, 38822, 48380, 53956, 55460, 67445, 67732, 77644, 84665, 97055, 113693, 134890, 169330, 194110, 227386, 269780, 338660, 388220, 454772, 568465, 795851, 1136930, 1591702, 2273860, 3183404, 3979255, 7958510, 15917020]

約数ペア:

[(1, 15917020), (2, 7958510), (4, 3979255), (5, 3183404), (7, 2273860), (10, 1591702), (14, 1136930), (20, 795851), (28, 568465), (35, 454772), (41, 388220), (47, 338660), (59, 269780), (70, 227386), (82, 194110), (94, 169330), (118, 134890), (140, 113693), (164, 97055), (188, 84665), (205, 77644), (235, 67732), (236, 67445), (287, 55460), (295, 53956), (329, 48380), (410, 38822), (413, 38540), (470, 33866), (574, 27730), (590, 26978), (658, 24190), (820, 19411), (826, 19270), (940, 16933), (1148, 13865), (1180, 13489), (1316, 12095), (1435, 11092), (1645, 9676), (1652, 9635), (1927, 8260), (2065, 7708), (2419, 6580), (2773, 5740), (2870, 5546), (3290, 4838), (3854, 4130)]