132507020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{213721}}^1$

素因数の和:213761

約数の個数: 24

約数和(自身を含む): 287242368

約数和(自身を除く): 154735348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 213721, 427442, 854884, 1068605, 2137210, 4274420, 6625351, 13250702, 26501404, 33126755, 66253510, 132507020]

約数ペア:

[(1, 132507020), (2, 66253510), (4, 33126755), (5, 26501404), (10, 13250702), (20, 6625351), (31, 4274420), (62, 2137210), (124, 1068605), (155, 854884), (310, 427442), (620, 213721)]