180611620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1290083}}^1$

素因数の和:1290099

約数の個数: 24

約数和(自身を含む): 433468224

約数和(自身を除く): 252856604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1290083, 2580166, 5160332, 6450415, 9030581, 12900830, 18061162, 25801660, 36122324, 45152905, 90305810, 180611620]

約数ペア:

[(1, 180611620), (2, 90305810), (4, 45152905), (5, 36122324), (7, 25801660), (10, 18061162), (14, 12900830), (20, 9030581), (28, 6450415), (35, 5160332), (70, 2580166), (140, 1290083)]