22069840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21247

約数の個数: 40

約数和(自身を含む): 55262088

約数和(自身を除く): 33192248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21221, 42442, 84884, 106105, 169768, 212210, 275873, 339536, 424420, 551746, 848840, 1103492, 1379365, 1697680, 2206984, 2758730, 4413968, 5517460, 11034920, 22069840]

約数ペア:

[(1, 22069840), (2, 11034920), (4, 5517460), (5, 4413968), (8, 2758730), (10, 2206984), (13, 1697680), (16, 1379365), (20, 1103492), (26, 848840), (40, 551746), (52, 424420), (65, 339536), (80, 275873), (104, 212210), (130, 169768), (208, 106105), (260, 84884), (520, 42442), (1040, 21221)]