16720410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79621}}^1$

素因数の和:79638

約数の個数: 32

約数和(自身を含む): 45862272

約数和(自身を除く): 29141862

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 79621, 159242, 238863, 398105, 477726, 557347, 796210, 1114694, 1194315, 1672041, 2388630, 2786735, 3344082, 5573470, 8360205, 16720410]

約数ペア:

[(1, 16720410), (2, 8360205), (3, 5573470), (5, 3344082), (6, 2786735), (7, 2388630), (10, 1672041), (14, 1194315), (15, 1114694), (21, 796210), (30, 557347), (35, 477726), (42, 398105), (70, 238863), (105, 159242), (210, 79621)]