201828920

素因数分解:

$2^3\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{4079}}^1$

素因数の和:5327

約数の個数: 32

約数和(自身を含む): 454593600

約数和(自身を除く): 252764680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1237, 2474, 4079, 4948, 6185, 8158, 9896, 12370, 16316, 20395, 24740, 32632, 40790, 49480, 81580, 163160, 5045723, 10091446, 20182892, 25228615, 40365784, 50457230, 100914460, 201828920]

約数ペア:

[(1, 201828920), (2, 100914460), (4, 50457230), (5, 40365784), (8, 25228615), (10, 20182892), (20, 10091446), (40, 5045723), (1237, 163160), (2474, 81580), (4079, 49480), (4948, 40790), (6185, 32632), (8158, 24740), (9896, 20395), (12370, 16316)]