20373650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2219

約数の個数: 48

約数和(自身を含む): 43791840

約数和(自身を除く): 23418190

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2179, 4358, 4675, 9350, 10895, 21790, 23969, 37043, 47938, 54475, 74086, 108950, 119845, 185215, 239690, 370430, 407473, 599225, 814946, 926075, 1198450, 1852150, 2037365, 4074730, 10186825, 20373650]

約数ペア:

[(1, 20373650), (2, 10186825), (5, 4074730), (10, 2037365), (11, 1852150), (17, 1198450), (22, 926075), (25, 814946), (34, 599225), (50, 407473), (55, 370430), (85, 239690), (110, 185215), (170, 119845), (187, 108950), (275, 74086), (374, 54475), (425, 47938), (550, 37043), (850, 23969), (935, 21790), (1870, 10895), (2179, 9350), (4358, 4675)]