20295950

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{4019}}^1$

素因数の和:4132

約数の個数: 24

約数和(自身を含む): 38133720

約数和(自身を除く): 17837770

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 4019, 5050, 8038, 20095, 40190, 100475, 200950, 405919, 811838, 2029595, 4059190, 10147975, 20295950]

約数ペア:

[(1, 20295950), (2, 10147975), (5, 4059190), (10, 2029595), (25, 811838), (50, 405919), (101, 200950), (202, 100475), (505, 40190), (1010, 20095), (2525, 8038), (4019, 5050)]