13631860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 32443488

約数和(自身を除く): 18811628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 131, 172, 215, 220, 242, 262, 430, 473, 484, 524, 605, 655, 860, 946, 1210, 1310, 1441, 1892, 2365, 2420, 2620, 2882, 4730, 5203, 5633, 5764, 7205, 9460, 10406, 11266, 14410, 15851, 20812, 22532, 26015, 28165, 28820, 31702, 52030, 56330, 61963, 63404, 79255, 104060, 112660, 123926, 158510, 247852, 309815, 317020, 619630, 681593, 1239260, 1363186, 2726372, 3407965, 6815930, 13631860]

約数ペア:

[(1, 13631860), (2, 6815930), (4, 3407965), (5, 2726372), (10, 1363186), (11, 1239260), (20, 681593), (22, 619630), (43, 317020), (44, 309815), (55, 247852), (86, 158510), (110, 123926), (121, 112660), (131, 104060), (172, 79255), (215, 63404), (220, 61963), (242, 56330), (262, 52030), (430, 31702), (473, 28820), (484, 28165), (524, 26015), (605, 22532), (655, 20812), (860, 15851), (946, 14410), (1210, 11266), (1310, 10406), (1441, 9460), (1892, 7205), (2365, 5764), (2420, 5633), (2620, 5203), (2882, 4730)]