10888890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 27979776

約数和(自身を除く): 17090886

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 367, 430, 645, 690, 734, 989, 1101, 1290, 1835, 1978, 2202, 2967, 3670, 4945, 5505, 5934, 8441, 9890, 11010, 14835, 15781, 16882, 25323, 29670, 31562, 42205, 47343, 50646, 78905, 84410, 94686, 126615, 157810, 236715, 253230, 362963, 473430, 725926, 1088889, 1814815, 2177778, 3629630, 5444445, 10888890]

約数ペア:

[(1, 10888890), (2, 5444445), (3, 3629630), (5, 2177778), (6, 1814815), (10, 1088889), (15, 725926), (23, 473430), (30, 362963), (43, 253230), (46, 236715), (69, 157810), (86, 126615), (115, 94686), (129, 84410), (138, 78905), (215, 50646), (230, 47343), (258, 42205), (345, 31562), (367, 29670), (430, 25323), (645, 16882), (690, 15781), (734, 14835), (989, 11010), (1101, 9890), (1290, 8441), (1835, 5934), (1978, 5505), (2202, 4945), (2967, 3670)]