1212996890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{9829}}^1$

素因数の和:9927

約数の個数: 64

約数和(自身を含む): 2615880960

約数和(自身を除く): 1402884070

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 43, 70, 82, 86, 205, 215, 287, 301, 410, 430, 574, 602, 1435, 1505, 1763, 2870, 3010, 3526, 8815, 9829, 12341, 17630, 19658, 24682, 49145, 61705, 68803, 98290, 123410, 137606, 344015, 402989, 422647, 688030, 805978, 845294, 2014945, 2113235, 2820923, 2958529, 4029890, 4226470, 5641846, 5917058, 14104615, 14792645, 17328527, 28209230, 29585290, 34657054, 86642635, 121299689, 173285270, 242599378, 606498445, 1212996890]

約数ペア:

[(1, 1212996890), (2, 606498445), (5, 242599378), (7, 173285270), (10, 121299689), (14, 86642635), (35, 34657054), (41, 29585290), (43, 28209230), (70, 17328527), (82, 14792645), (86, 14104615), (205, 5917058), (215, 5641846), (287, 4226470), (301, 4029890), (410, 2958529), (430, 2820923), (574, 2113235), (602, 2014945), (1435, 845294), (1505, 805978), (1763, 688030), (2870, 422647), (3010, 402989), (3526, 344015), (8815, 137606), (9829, 123410), (12341, 98290), (17630, 68803), (19658, 61705), (24682, 49145)]