2227778890

素因数分解:

$2^1\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{91943}}^1$

素因数の和:94373

約数の個数: 16

約数和(自身を含む): 4011700608

約数和(自身を除く): 1783921718

約数列:

[1, 2, 5, 10, 2423, 4846, 12115, 24230, 91943, 183886, 459715, 919430, 222777889, 445555778, 1113889445, 2227778890]

約数ペア:

[(1, 2227778890), (2, 1113889445), (5, 445555778), (10, 222777889), (2423, 919430), (4846, 459715), (12115, 183886), (24230, 91943)]