2272040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 5184000

約数和(自身を除く): 2911960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 719, 790, 1438, 1580, 2876, 3160, 3595, 5752, 7190, 14380, 28760, 56801, 113602, 227204, 284005, 454408, 568010, 1136020, 2272040]

約数ペア:

[(1, 2272040), (2, 1136020), (4, 568010), (5, 454408), (8, 284005), (10, 227204), (20, 113602), (40, 56801), (79, 28760), (158, 14380), (316, 7190), (395, 5752), (632, 3595), (719, 3160), (790, 2876), (1438, 1580)]