2011187810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{225217}}^1$

素因数の和:225290

約数の個数: 32

約数和(自身を含む): 3891767040

約数和(自身を除く): 1880579230

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 225217, 450434, 1126085, 2252170, 4279123, 8558246, 10585199, 21170398, 21395615, 42791230, 52925995, 105851990, 201118781, 402237562, 1005593905, 2011187810]

約数ペア:

[(1, 2011187810), (2, 1005593905), (5, 402237562), (10, 201118781), (19, 105851990), (38, 52925995), (47, 42791230), (94, 21395615), (95, 21170398), (190, 10585199), (235, 8558246), (470, 4279123), (893, 2252170), (1786, 1126085), (4465, 450434), (8930, 225217)]