31130520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{259421}}^1$

素因数の和:259435

約数の個数: 32

約数和(自身を含む): 93391920

約数和(自身を除く): 62261400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 259421, 518842, 778263, 1037684, 1297105, 1556526, 2075368, 2594210, 3113052, 3891315, 5188420, 6226104, 7782630, 10376840, 15565260, 31130520]

約数ペア:

[(1, 31130520), (2, 15565260), (3, 10376840), (4, 7782630), (5, 6226104), (6, 5188420), (8, 3891315), (10, 3113052), (12, 2594210), (15, 2075368), (20, 1556526), (24, 1297105), (30, 1037684), (40, 778263), (60, 518842), (120, 259421)]