17121020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4217}}^1$

素因数の和:4262

約数の個数: 48

約数和(自身を含む): 42517440

約数和(自身を除く): 25396420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 4217, 8434, 16868, 21085, 29519, 42170, 59038, 84340, 118076, 122293, 147595, 244586, 295190, 489172, 590380, 611465, 856051, 1222930, 1712102, 2445860, 3424204, 4280255, 8560510, 17121020]

約数ペア:

[(1, 17121020), (2, 8560510), (4, 4280255), (5, 3424204), (7, 2445860), (10, 1712102), (14, 1222930), (20, 856051), (28, 611465), (29, 590380), (35, 489172), (58, 295190), (70, 244586), (116, 147595), (140, 122293), (145, 118076), (203, 84340), (290, 59038), (406, 42170), (580, 29519), (812, 21085), (1015, 16868), (2030, 8434), (4060, 4217)]