2017560760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{446363}}^1$

素因数の和:446487

約数の個数: 32

約数和(自身を含む): 4579694640

約数和(自身を除く): 2562133880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 446363, 892726, 1785452, 2231815, 3570904, 4463630, 8927260, 17854520, 50439019, 100878038, 201756076, 252195095, 403512152, 504390190, 1008780380, 2017560760]

約数ペア:

[(1, 2017560760), (2, 1008780380), (4, 504390190), (5, 403512152), (8, 252195095), (10, 201756076), (20, 100878038), (40, 50439019), (113, 17854520), (226, 8927260), (452, 4463630), (565, 3570904), (904, 2231815), (1130, 1785452), (2260, 892726), (4520, 446363)]