20236160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4517}}^1$

素因数の和:4543

約数の個数: 64

約数和(自身を含む): 55300320

約数和(自身を除く): 35064160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 4517, 9034, 18068, 22585, 31619, 36136, 45170, 63238, 72272, 90340, 126476, 144544, 158095, 180680, 252952, 289088, 316190, 361360, 505904, 578176, 632380, 722720, 1011808, 1264760, 1445440, 2023616, 2529520, 2890880, 4047232, 5059040, 10118080, 20236160]

約数ペア:

[(1, 20236160), (2, 10118080), (4, 5059040), (5, 4047232), (7, 2890880), (8, 2529520), (10, 2023616), (14, 1445440), (16, 1264760), (20, 1011808), (28, 722720), (32, 632380), (35, 578176), (40, 505904), (56, 361360), (64, 316190), (70, 289088), (80, 252952), (112, 180680), (128, 158095), (140, 144544), (160, 126476), (224, 90340), (280, 72272), (320, 63238), (448, 45170), (560, 36136), (640, 31619), (896, 22585), (1120, 18068), (2240, 9034), (4480, 4517)]