7914011440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1252217}}^1$

素因数の和:1252309

約数の個数: 40

約数和(自身を含む): 18633003840

約数和(自身を除く): 10718992400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 1252217, 2504434, 5008868, 6261085, 10017736, 12522170, 20035472, 25044340, 50088680, 98925143, 100177360, 197850286, 395700572, 494625715, 791401144, 989251430, 1582802288, 1978502860, 3957005720, 7914011440]

約数ペア:

[(1, 7914011440), (2, 3957005720), (4, 1978502860), (5, 1582802288), (8, 989251430), (10, 791401144), (16, 494625715), (20, 395700572), (40, 197850286), (79, 100177360), (80, 98925143), (158, 50088680), (316, 25044340), (395, 20035472), (632, 12522170), (790, 10017736), (1264, 6261085), (1580, 5008868), (3160, 2504434), (6320, 1252217)]