2861733440

素因数分解:

$2^6\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{4447}}^1$

素因数の和:6475

約数の個数: 56

約数和(自身を含む): 6819424512

約数和(自身を除く): 3957691072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2011, 4022, 4447, 8044, 8894, 10055, 16088, 17788, 20110, 22235, 32176, 35576, 40220, 44470, 64352, 71152, 80440, 88940, 128704, 142304, 160880, 177880, 284608, 321760, 355760, 643520, 711520, 1423040, 8942917, 17885834, 35771668, 44714585, 71543336, 89429170, 143086672, 178858340, 286173344, 357716680, 572346688, 715433360, 1430866720, 2861733440]

約数ペア:

[(1, 2861733440), (2, 1430866720), (4, 715433360), (5, 572346688), (8, 357716680), (10, 286173344), (16, 178858340), (20, 143086672), (32, 89429170), (40, 71543336), (64, 44714585), (80, 35771668), (160, 17885834), (320, 8942917), (2011, 1423040), (4022, 711520), (4447, 643520), (8044, 355760), (8894, 321760), (10055, 284608), (16088, 177880), (17788, 160880), (20110, 142304), (22235, 128704), (32176, 88940), (35576, 80440), (40220, 71152), (44470, 64352)]