20176440760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72058717}}^1$

素因数の和:72058735

約数の個数: 32

約数和(自身を含む): 51882276960

約数和(自身を除く): 31705836200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72058717, 144117434, 288234868, 360293585, 504411019, 576469736, 720587170, 1008822038, 1441174340, 2017644076, 2522055095, 2882348680, 4035288152, 5044110190, 10088220380, 20176440760]

約数ペア:

[(1, 20176440760), (2, 10088220380), (4, 5044110190), (5, 4035288152), (7, 2882348680), (8, 2522055095), (10, 2017644076), (14, 1441174340), (20, 1008822038), (28, 720587170), (35, 576469736), (40, 504411019), (56, 360293585), (70, 288234868), (140, 144117434), (280, 72058717)]