2197040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:989

約数の個数: 40

約数和(自身を含む): 5289840

約数和(自身を除く): 3092800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 947, 1160, 1894, 2320, 3788, 4735, 7576, 9470, 15152, 18940, 27463, 37880, 54926, 75760, 109852, 137315, 219704, 274630, 439408, 549260, 1098520, 2197040]

約数ペア:

[(1, 2197040), (2, 1098520), (4, 549260), (5, 439408), (8, 274630), (10, 219704), (16, 137315), (20, 109852), (29, 75760), (40, 54926), (58, 37880), (80, 27463), (116, 18940), (145, 15152), (232, 9470), (290, 7576), (464, 4735), (580, 3788), (947, 2320), (1160, 1894)]