30881732

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 65372160

約数和(自身を除く): 34490428

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 553, 607, 644, 1106, 1214, 1817, 2212, 2428, 3634, 4249, 7268, 8498, 12719, 13961, 16996, 25438, 27922, 47953, 50876, 55844, 95906, 97727, 191812, 195454, 335671, 390908, 671342, 1102919, 1342684, 2205838, 4411676, 7720433, 15440866, 30881732]

約数ペア:

[(1, 30881732), (2, 15440866), (4, 7720433), (7, 4411676), (14, 2205838), (23, 1342684), (28, 1102919), (46, 671342), (79, 390908), (92, 335671), (158, 195454), (161, 191812), (316, 97727), (322, 95906), (553, 55844), (607, 50876), (644, 47953), (1106, 27922), (1214, 25438), (1817, 16996), (2212, 13961), (2428, 12719), (3634, 8498), (4249, 7268)]