143781740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16451}}^1$

素因数の和:16502

約数の個数: 48

約数和(自身を含む): 331672320

約数和(自身を除く): 187890580

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 16451, 32902, 65804, 82255, 164510, 312569, 329020, 378373, 625138, 756746, 1250276, 1513492, 1562845, 1891865, 3125690, 3783730, 6251380, 7189087, 7567460, 14378174, 28756348, 35945435, 71890870, 143781740]

約数ペア:

[(1, 143781740), (2, 71890870), (4, 35945435), (5, 28756348), (10, 14378174), (19, 7567460), (20, 7189087), (23, 6251380), (38, 3783730), (46, 3125690), (76, 1891865), (92, 1562845), (95, 1513492), (115, 1250276), (190, 756746), (230, 625138), (380, 378373), (437, 329020), (460, 312569), (874, 164510), (1748, 82255), (2185, 65804), (4370, 32902), (8740, 16451)]