20102370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 50388480

約数和(自身を除く): 30286110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 53, 94, 106, 141, 159, 235, 265, 269, 282, 318, 470, 530, 538, 705, 795, 807, 1345, 1410, 1590, 1614, 2491, 2690, 4035, 4982, 7473, 8070, 12455, 12643, 14257, 14946, 24910, 25286, 28514, 37365, 37929, 42771, 63215, 71285, 74730, 75858, 85542, 126430, 142570, 189645, 213855, 379290, 427710, 670079, 1340158, 2010237, 3350395, 4020474, 6700790, 10051185, 20102370]

約数ペア:

[(1, 20102370), (2, 10051185), (3, 6700790), (5, 4020474), (6, 3350395), (10, 2010237), (15, 1340158), (30, 670079), (47, 427710), (53, 379290), (94, 213855), (106, 189645), (141, 142570), (159, 126430), (235, 85542), (265, 75858), (269, 74730), (282, 71285), (318, 63215), (470, 42771), (530, 37929), (538, 37365), (705, 28514), (795, 25286), (807, 24910), (1345, 14946), (1410, 14257), (1590, 12643), (1614, 12455), (2491, 8070), (2690, 7473), (4035, 4982)]