201756860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{619}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 435388800

約数和(自身を除く): 233631940

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 379, 430, 619, 758, 860, 1238, 1516, 1895, 2476, 3095, 3790, 6190, 7580, 12380, 16297, 26617, 32594, 53234, 65188, 81485, 106468, 133085, 162970, 234601, 266170, 325940, 469202, 532340, 938404, 1173005, 2346010, 4692020, 10087843, 20175686, 40351372, 50439215, 100878430, 201756860]

約数ペア:

[(1, 201756860), (2, 100878430), (4, 50439215), (5, 40351372), (10, 20175686), (20, 10087843), (43, 4692020), (86, 2346010), (172, 1173005), (215, 938404), (379, 532340), (430, 469202), (619, 325940), (758, 266170), (860, 234601), (1238, 162970), (1516, 133085), (1895, 106468), (2476, 81485), (3095, 65188), (3790, 53234), (6190, 32594), (7580, 26617), (12380, 16297)]