30885780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22381}}^1$

素因数の和:22416

約数の個数: 48

約数和(自身を含む): 90244224

約数和(自身を除く): 59358444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 22381, 44762, 67143, 89524, 111905, 134286, 223810, 268572, 335715, 447620, 514763, 671430, 1029526, 1342860, 1544289, 2059052, 2573815, 3088578, 5147630, 6177156, 7721445, 10295260, 15442890, 30885780]

約数ペア:

[(1, 30885780), (2, 15442890), (3, 10295260), (4, 7721445), (5, 6177156), (6, 5147630), (10, 3088578), (12, 2573815), (15, 2059052), (20, 1544289), (23, 1342860), (30, 1029526), (46, 671430), (60, 514763), (69, 447620), (92, 335715), (115, 268572), (138, 223810), (230, 134286), (276, 111905), (345, 89524), (460, 67143), (690, 44762), (1380, 22381)]