20735200

素因数分解:

$2^5\times 5^2\times {\mathrm{25919}}^1$

素因数の和:25939

約数の個数: 36

約数和(自身を含む): 50621760

約数和(自身を除く): 29886560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25919, 51838, 103676, 129595, 207352, 259190, 414704, 518380, 647975, 829408, 1036760, 1295950, 2073520, 2591900, 4147040, 5183800, 10367600, 20735200]

約数ペア:

[(1, 20735200), (2, 10367600), (4, 5183800), (5, 4147040), (8, 2591900), (10, 2073520), (16, 1295950), (20, 1036760), (25, 829408), (32, 647975), (40, 518380), (50, 414704), (80, 259190), (100, 207352), (160, 129595), (200, 103676), (400, 51838), (800, 25919)]