22272220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{13417}}^1$

素因数の和:13509

約数の個数: 24

約数和(自身を含む): 47338704

約数和(自身を除く): 25066484

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 13417, 26834, 53668, 67085, 134170, 268340, 1113611, 2227222, 4454444, 5568055, 11136110, 22272220]

約数ペア:

[(1, 22272220), (2, 11136110), (4, 5568055), (5, 4454444), (10, 2227222), (20, 1113611), (83, 268340), (166, 134170), (332, 67085), (415, 53668), (830, 26834), (1660, 13417)]