34980280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 81259200

約数和(自身を除く): 46278920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 109, 113, 142, 218, 226, 284, 355, 436, 452, 545, 565, 568, 710, 872, 904, 1090, 1130, 1420, 2180, 2260, 2840, 4360, 4520, 7739, 8023, 12317, 15478, 16046, 24634, 30956, 32092, 38695, 40115, 49268, 61585, 61912, 64184, 77390, 80230, 98536, 123170, 154780, 160460, 246340, 309560, 320920, 492680, 874507, 1749014, 3498028, 4372535, 6996056, 8745070, 17490140, 34980280]

約数ペア:

[(1, 34980280), (2, 17490140), (4, 8745070), (5, 6996056), (8, 4372535), (10, 3498028), (20, 1749014), (40, 874507), (71, 492680), (109, 320920), (113, 309560), (142, 246340), (218, 160460), (226, 154780), (284, 123170), (355, 98536), (436, 80230), (452, 77390), (545, 64184), (565, 61912), (568, 61585), (710, 49268), (872, 40115), (904, 38695), (1090, 32092), (1130, 30956), (1420, 24634), (2180, 16046), (2260, 15478), (2840, 12317), (4360, 8023), (4520, 7739)]