12989820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1453}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 36640800

約数和(自身を除く): 23650980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1453, 1490, 1788, 2235, 2906, 2980, 4359, 4470, 5812, 7265, 8718, 8940, 14530, 17436, 21795, 29060, 43590, 87180, 216497, 432994, 649491, 865988, 1082485, 1298982, 2164970, 2597964, 3247455, 4329940, 6494910, 12989820]

約数ペア:

[(1, 12989820), (2, 6494910), (3, 4329940), (4, 3247455), (5, 2597964), (6, 2164970), (10, 1298982), (12, 1082485), (15, 865988), (20, 649491), (30, 432994), (60, 216497), (149, 87180), (298, 43590), (447, 29060), (596, 21795), (745, 17436), (894, 14530), (1453, 8940), (1490, 8718), (1788, 7265), (2235, 5812), (2906, 4470), (2980, 4359)]