20199930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4519}}^1$

素因数の和:4678

約数の個数: 32

約数和(自身を含む): 48816000

約数和(自身を除く): 28616070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 447, 745, 894, 1490, 2235, 4470, 4519, 9038, 13557, 22595, 27114, 45190, 67785, 135570, 673331, 1346662, 2019993, 3366655, 4039986, 6733310, 10099965, 20199930]

約数ペア:

[(1, 20199930), (2, 10099965), (3, 6733310), (5, 4039986), (6, 3366655), (10, 2019993), (15, 1346662), (30, 673331), (149, 135570), (298, 67785), (447, 45190), (745, 27114), (894, 22595), (1490, 13557), (2235, 9038), (4470, 4519)]