12540720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{52253}}^1$

素因数の和:52269

約数の個数: 40

約数和(自身を含む): 38876976

約数和(自身を除く): 26336256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 52253, 104506, 156759, 209012, 261265, 313518, 418024, 522530, 627036, 783795, 836048, 1045060, 1254072, 1567590, 2090120, 2508144, 3135180, 4180240, 6270360, 12540720]

約数ペア:

[(1, 12540720), (2, 6270360), (3, 4180240), (4, 3135180), (5, 2508144), (6, 2090120), (8, 1567590), (10, 1254072), (12, 1045060), (15, 836048), (16, 783795), (20, 627036), (24, 522530), (30, 418024), (40, 313518), (48, 261265), (60, 209012), (80, 156759), (120, 104506), (240, 52253)]