210127340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{147977}}^1$

素因数の和:148057

約数の個数: 24

約数和(自身を含む): 447485472

約数和(自身を除く): 237358132

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 147977, 295954, 591908, 739885, 1479770, 2959540, 10506367, 21012734, 42025468, 52531835, 105063670, 210127340]

約数ペア:

[(1, 210127340), (2, 105063670), (4, 52531835), (5, 42025468), (10, 21012734), (20, 10506367), (71, 2959540), (142, 1479770), (284, 739885), (355, 591908), (710, 295954), (1420, 147977)]