20199720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168331}}^1$

素因数の和:168345

約数の個数: 32

約数和(自身を含む): 60599520

約数和(自身を除く): 40399800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168331, 336662, 504993, 673324, 841655, 1009986, 1346648, 1683310, 2019972, 2524965, 3366620, 4039944, 5049930, 6733240, 10099860, 20199720]

約数ペア:

[(1, 20199720), (2, 10099860), (3, 6733240), (4, 5049930), (5, 4039944), (6, 3366620), (8, 2524965), (10, 2019972), (12, 1683310), (15, 1346648), (20, 1009986), (24, 841655), (30, 673324), (40, 504993), (60, 336662), (120, 168331)]