2279000

素因数分解:

$2^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 5559840

約数和(自身を除く): 3280840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 53, 86, 100, 106, 125, 172, 200, 212, 215, 250, 265, 344, 424, 430, 500, 530, 860, 1000, 1060, 1075, 1325, 1720, 2120, 2150, 2279, 2650, 4300, 4558, 5300, 5375, 6625, 8600, 9116, 10600, 10750, 11395, 13250, 18232, 21500, 22790, 26500, 43000, 45580, 53000, 56975, 91160, 113950, 227900, 284875, 455800, 569750, 1139500, 2279000]

約数ペア:

[(1, 2279000), (2, 1139500), (4, 569750), (5, 455800), (8, 284875), (10, 227900), (20, 113950), (25, 91160), (40, 56975), (43, 53000), (50, 45580), (53, 43000), (86, 26500), (100, 22790), (106, 21500), (125, 18232), (172, 13250), (200, 11395), (212, 10750), (215, 10600), (250, 9116), (265, 8600), (344, 6625), (424, 5375), (430, 5300), (500, 4558), (530, 4300), (860, 2650), (1000, 2279), (1060, 2150), (1075, 2120), (1325, 1720)]