29108420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 43540156

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 43, 44, 55, 68, 85, 86, 110, 170, 172, 181, 187, 215, 220, 340, 362, 374, 430, 473, 724, 731, 748, 860, 905, 935, 946, 1462, 1810, 1870, 1892, 1991, 2365, 2924, 3077, 3620, 3655, 3740, 3982, 4730, 6154, 7310, 7783, 7964, 8041, 9460, 9955, 12308, 14620, 15385, 15566, 16082, 19910, 30770, 31132, 32164, 33847, 38915, 39820, 40205, 61540, 67694, 77830, 80410, 85613, 132311, 135388, 155660, 160820, 169235, 171226, 264622, 338470, 342452, 428065, 529244, 661555, 676940, 856130, 1323110, 1455421, 1712260, 2646220, 2910842, 5821684, 7277105, 14554210, 29108420]

約数ペア:

[(1, 29108420), (2, 14554210), (4, 7277105), (5, 5821684), (10, 2910842), (11, 2646220), (17, 1712260), (20, 1455421), (22, 1323110), (34, 856130), (43, 676940), (44, 661555), (55, 529244), (68, 428065), (85, 342452), (86, 338470), (110, 264622), (170, 171226), (172, 169235), (181, 160820), (187, 155660), (215, 135388), (220, 132311), (340, 85613), (362, 80410), (374, 77830), (430, 67694), (473, 61540), (724, 40205), (731, 39820), (748, 38915), (860, 33847), (905, 32164), (935, 31132), (946, 30770), (1462, 19910), (1810, 16082), (1870, 15566), (1892, 15385), (1991, 14620), (2365, 12308), (2924, 9955), (3077, 9460), (3620, 8041), (3655, 7964), (3740, 7783), (3982, 7310), (4730, 6154)]