20033980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52721}}^1$

素因数の和:52749

約数の個数: 24

約数和(自身を含む): 44286480

約数和(自身を除く): 24252500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52721, 105442, 210884, 263605, 527210, 1001699, 1054420, 2003398, 4006796, 5008495, 10016990, 20033980]

約数ペア:

[(1, 20033980), (2, 10016990), (4, 5008495), (5, 4006796), (10, 2003398), (19, 1054420), (20, 1001699), (38, 527210), (76, 263605), (95, 210884), (190, 105442), (380, 52721)]