38139520

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2633

約数の個数: 64

約数和(自身を含む): 95178240

約数和(自身を除く): 57038720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2591, 2944, 3680, 5182, 7360, 10364, 12955, 14720, 20728, 25910, 41456, 51820, 59593, 82912, 103640, 119186, 165824, 207280, 238372, 297965, 331648, 414560, 476744, 595930, 829120, 953488, 1191860, 1658240, 1906976, 2383720, 3813952, 4767440, 7627904, 9534880, 19069760, 38139520]

約数ペア:

[(1, 38139520), (2, 19069760), (4, 9534880), (5, 7627904), (8, 4767440), (10, 3813952), (16, 2383720), (20, 1906976), (23, 1658240), (32, 1191860), (40, 953488), (46, 829120), (64, 595930), (80, 476744), (92, 414560), (115, 331648), (128, 297965), (160, 238372), (184, 207280), (230, 165824), (320, 119186), (368, 103640), (460, 82912), (640, 59593), (736, 51820), (920, 41456), (1472, 25910), (1840, 20728), (2591, 14720), (2944, 12955), (3680, 10364), (5182, 7360)]