20166489260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1\times {\mathrm{16927}}^1$

素因数の和:17846

約数の個数: 48

約数和(自身を含む): 42999828480

約数和(自身を除く): 22833339220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 839, 1420, 1678, 3356, 4195, 8390, 16780, 16927, 33854, 59569, 67708, 84635, 119138, 169270, 238276, 297845, 338540, 595690, 1191380, 1201817, 2403634, 4807268, 6009085, 12018170, 14201753, 24036340, 28403506, 56807012, 71008765, 142017530, 284035060, 1008324463, 2016648926, 4033297852, 5041622315, 10083244630, 20166489260]

約数ペア:

[(1, 20166489260), (2, 10083244630), (4, 5041622315), (5, 4033297852), (10, 2016648926), (20, 1008324463), (71, 284035060), (142, 142017530), (284, 71008765), (355, 56807012), (710, 28403506), (839, 24036340), (1420, 14201753), (1678, 12018170), (3356, 6009085), (4195, 4807268), (8390, 2403634), (16780, 1201817), (16927, 1191380), (33854, 595690), (59569, 338540), (67708, 297845), (84635, 238276), (119138, 169270)]