8220720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{34253}}^1$

素因数の和:34269

約数の個数: 40

約数和(自身を含む): 25484976

約数和(自身を除く): 17264256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 34253, 68506, 102759, 137012, 171265, 205518, 274024, 342530, 411036, 513795, 548048, 685060, 822072, 1027590, 1370120, 1644144, 2055180, 2740240, 4110360, 8220720]

約数ペア:

[(1, 8220720), (2, 4110360), (3, 2740240), (4, 2055180), (5, 1644144), (6, 1370120), (8, 1027590), (10, 822072), (12, 685060), (15, 548048), (16, 513795), (20, 411036), (24, 342530), (30, 274024), (40, 205518), (48, 171265), (60, 137012), (80, 102759), (120, 68506), (240, 34253)]