2469940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 3295820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 109, 110, 206, 218, 220, 412, 436, 515, 545, 1030, 1090, 1133, 1199, 2060, 2180, 2266, 2398, 4532, 4796, 5665, 5995, 11227, 11330, 11990, 22454, 22660, 23980, 44908, 56135, 112270, 123497, 224540, 246994, 493988, 617485, 1234970, 2469940]

約数ペア:

[(1, 2469940), (2, 1234970), (4, 617485), (5, 493988), (10, 246994), (11, 224540), (20, 123497), (22, 112270), (44, 56135), (55, 44908), (103, 23980), (109, 22660), (110, 22454), (206, 11990), (218, 11330), (220, 11227), (412, 5995), (436, 5665), (515, 4796), (545, 4532), (1030, 2398), (1090, 2266), (1133, 2180), (1199, 2060)]