6446990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 13685760

約数和(自身を除く): 7238770

約数列:

[1, 2, 5, 10, 11, 22, 29, 43, 47, 55, 58, 86, 94, 110, 145, 215, 235, 290, 319, 430, 470, 473, 517, 638, 946, 1034, 1247, 1363, 1595, 2021, 2365, 2494, 2585, 2726, 3190, 4042, 4730, 5170, 6235, 6815, 10105, 12470, 13630, 13717, 14993, 20210, 22231, 27434, 29986, 44462, 58609, 68585, 74965, 111155, 117218, 137170, 149930, 222310, 293045, 586090, 644699, 1289398, 3223495, 6446990]

約数ペア:

[(1, 6446990), (2, 3223495), (5, 1289398), (10, 644699), (11, 586090), (22, 293045), (29, 222310), (43, 149930), (47, 137170), (55, 117218), (58, 111155), (86, 74965), (94, 68585), (110, 58609), (145, 44462), (215, 29986), (235, 27434), (290, 22231), (319, 20210), (430, 14993), (470, 13717), (473, 13630), (517, 12470), (638, 10105), (946, 6815), (1034, 6235), (1247, 5170), (1363, 4730), (1595, 4042), (2021, 3190), (2365, 2726), (2494, 2585)]