7955860

素因数分解:

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

素因数の和:121

約数の個数: 72

約数和(自身を含む): 19315296

約数和(自身を除く): 11359436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 43, 44, 55, 58, 86, 110, 116, 145, 172, 215, 220, 290, 319, 430, 473, 580, 638, 841, 860, 946, 1247, 1276, 1595, 1682, 1892, 2365, 2494, 3190, 3364, 4205, 4730, 4988, 6235, 6380, 8410, 9251, 9460, 12470, 13717, 16820, 18502, 24940, 27434, 36163, 37004, 46255, 54868, 68585, 72326, 92510, 137170, 144652, 180815, 185020, 274340, 361630, 397793, 723260, 795586, 1591172, 1988965, 3977930, 7955860]

約数ペア:

[(1, 7955860), (2, 3977930), (4, 1988965), (5, 1591172), (10, 795586), (11, 723260), (20, 397793), (22, 361630), (29, 274340), (43, 185020), (44, 180815), (55, 144652), (58, 137170), (86, 92510), (110, 72326), (116, 68585), (145, 54868), (172, 46255), (215, 37004), (220, 36163), (290, 27434), (319, 24940), (430, 18502), (473, 16820), (580, 13717), (638, 12470), (841, 9460), (860, 9251), (946, 8410), (1247, 6380), (1276, 6235), (1595, 4988), (1682, 4730), (1892, 4205), (2365, 3364), (2494, 3190)]