80456520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{670471}}^1$

素因数の和:670485

約数の個数: 32

約数和(自身を含む): 241369920

約数和(自身を除く): 160913400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 670471, 1340942, 2011413, 2681884, 3352355, 4022826, 5363768, 6704710, 8045652, 10057065, 13409420, 16091304, 20114130, 26818840, 40228260, 80456520]

約数ペア:

[(1, 80456520), (2, 40228260), (3, 26818840), (4, 20114130), (5, 16091304), (6, 13409420), (8, 10057065), (10, 8045652), (12, 6704710), (15, 5363768), (20, 4022826), (24, 3352355), (30, 2681884), (40, 2011413), (60, 1340942), (120, 670471)]