201104980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{617}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 433984320

約数和(自身を除く): 232879340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 379, 430, 617, 758, 860, 1234, 1516, 1895, 2468, 3085, 3790, 6170, 7580, 12340, 16297, 26531, 32594, 53062, 65188, 81485, 106124, 132655, 162970, 233843, 265310, 325940, 467686, 530620, 935372, 1169215, 2338430, 4676860, 10055249, 20110498, 40220996, 50276245, 100552490, 201104980]

約数ペア:

[(1, 201104980), (2, 100552490), (4, 50276245), (5, 40220996), (10, 20110498), (20, 10055249), (43, 4676860), (86, 2338430), (172, 1169215), (215, 935372), (379, 530620), (430, 467686), (617, 325940), (758, 265310), (860, 233843), (1234, 162970), (1516, 132655), (1895, 106124), (2468, 81485), (3085, 65188), (3790, 53062), (6170, 32594), (7580, 26531), (12340, 16297)]