2123993000

素因数分解:

$2^3\times 5^3\times {\mathrm{239}}^1\times {\mathrm{8887}}^1$

素因数の和:9147

約数の個数: 64

約数和(自身を含む): 4991500800

約数和(自身を除く): 2867507800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 239, 250, 478, 500, 956, 1000, 1195, 1912, 2390, 4780, 5975, 8887, 9560, 11950, 17774, 23900, 29875, 35548, 44435, 47800, 59750, 71096, 88870, 119500, 177740, 222175, 239000, 355480, 444350, 888700, 1110875, 1777400, 2123993, 2221750, 4247986, 4443500, 8495972, 8887000, 10619965, 16991944, 21239930, 42479860, 53099825, 84959720, 106199650, 212399300, 265499125, 424798600, 530998250, 1061996500, 2123993000]

約数ペア:

[(1, 2123993000), (2, 1061996500), (4, 530998250), (5, 424798600), (8, 265499125), (10, 212399300), (20, 106199650), (25, 84959720), (40, 53099825), (50, 42479860), (100, 21239930), (125, 16991944), (200, 10619965), (239, 8887000), (250, 8495972), (478, 4443500), (500, 4247986), (956, 2221750), (1000, 2123993), (1195, 1777400), (1912, 1110875), (2390, 888700), (4780, 444350), (5975, 355480), (8887, 239000), (9560, 222175), (11950, 177740), (17774, 119500), (23900, 88870), (29875, 71096), (35548, 59750), (44435, 47800)]