103747820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 245292432

約数和(自身を除く): 141544612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 605, 860, 946, 997, 1210, 1892, 1994, 2365, 2420, 3988, 4730, 4985, 5203, 9460, 9970, 10406, 10967, 19940, 20812, 21934, 26015, 42871, 43868, 52030, 54835, 85742, 104060, 109670, 120637, 171484, 214355, 219340, 241274, 428710, 471581, 482548, 603185, 857420, 943162, 1206370, 1886324, 2357905, 2412740, 4715810, 5187391, 9431620, 10374782, 20749564, 25936955, 51873910, 103747820]

約数ペア:

[(1, 103747820), (2, 51873910), (4, 25936955), (5, 20749564), (10, 10374782), (11, 9431620), (20, 5187391), (22, 4715810), (43, 2412740), (44, 2357905), (55, 1886324), (86, 1206370), (110, 943162), (121, 857420), (172, 603185), (215, 482548), (220, 471581), (242, 428710), (430, 241274), (473, 219340), (484, 214355), (605, 171484), (860, 120637), (946, 109670), (997, 104060), (1210, 85742), (1892, 54835), (1994, 52030), (2365, 43868), (2420, 42871), (3988, 26015), (4730, 21934), (4985, 20812), (5203, 19940), (9460, 10967), (9970, 10406)]