1516520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 3525120

約数和(自身を除く): 2008600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1223, 1240, 2446, 4892, 6115, 9784, 12230, 24460, 37913, 48920, 75826, 151652, 189565, 303304, 379130, 758260, 1516520]

約数ペア:

[(1, 1516520), (2, 758260), (4, 379130), (5, 303304), (8, 189565), (10, 151652), (20, 75826), (31, 48920), (40, 37913), (62, 24460), (124, 12230), (155, 9784), (248, 6115), (310, 4892), (620, 2446), (1223, 1240)]