23120020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15013}}^1$

素因数の和:15040

約数の個数: 48

約数和(自身を含む): 60536448

約数和(自身を除く): 37416428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 15013, 30026, 60052, 75065, 105091, 150130, 165143, 210182, 300260, 330286, 420364, 525455, 660572, 825715, 1050910, 1156001, 1651430, 2101820, 2312002, 3302860, 4624004, 5780005, 11560010, 23120020]

約数ペア:

[(1, 23120020), (2, 11560010), (4, 5780005), (5, 4624004), (7, 3302860), (10, 2312002), (11, 2101820), (14, 1651430), (20, 1156001), (22, 1050910), (28, 825715), (35, 660572), (44, 525455), (55, 420364), (70, 330286), (77, 300260), (110, 210182), (140, 165143), (154, 150130), (220, 105091), (308, 75065), (385, 60052), (770, 30026), (1540, 15013)]