12217180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 26925696

約数和(自身を除く): 14708516

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 317, 410, 470, 634, 820, 940, 1268, 1585, 1927, 3170, 3854, 6340, 7708, 9635, 12997, 14899, 19270, 25994, 29798, 38540, 51988, 59596, 64985, 74495, 129970, 148990, 259940, 297980, 610859, 1221718, 2443436, 3054295, 6108590, 12217180]

約数ペア:

[(1, 12217180), (2, 6108590), (4, 3054295), (5, 2443436), (10, 1221718), (20, 610859), (41, 297980), (47, 259940), (82, 148990), (94, 129970), (164, 74495), (188, 64985), (205, 59596), (235, 51988), (317, 38540), (410, 29798), (470, 25994), (634, 19270), (820, 14899), (940, 12997), (1268, 9635), (1585, 7708), (1927, 6340), (3170, 3854)]