20701290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6449}}^1$

素因数の和:6566

約数の個数: 32

約数和(自身を含む): 50155200

約数和(自身を除く): 29453910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 6449, 12898, 19347, 32245, 38694, 64490, 96735, 193470, 690043, 1380086, 2070129, 3450215, 4140258, 6900430, 10350645, 20701290]

約数ペア:

[(1, 20701290), (2, 10350645), (3, 6900430), (5, 4140258), (6, 3450215), (10, 2070129), (15, 1380086), (30, 690043), (107, 193470), (214, 96735), (321, 64490), (535, 38694), (642, 32245), (1070, 19347), (1605, 12898), (3210, 6449)]