72691780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{519227}}^1$

素因数の和:519243

約数の個数: 24

約数和(自身を含む): 174460608

約数和(自身を除く): 101768828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 519227, 1038454, 2076908, 2596135, 3634589, 5192270, 7269178, 10384540, 14538356, 18172945, 36345890, 72691780]

約数ペア:

[(1, 72691780), (2, 36345890), (4, 18172945), (5, 14538356), (7, 10384540), (10, 7269178), (14, 5192270), (20, 3634589), (28, 2596135), (35, 2076908), (70, 1038454), (140, 519227)]