39995380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105251}}^1$

素因数の和:105279

約数の個数: 24

約数和(自身を含む): 88411680

約数和(自身を除く): 48416300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 105251, 210502, 421004, 526255, 1052510, 1999769, 2105020, 3999538, 7999076, 9998845, 19997690, 39995380]

約数ペア:

[(1, 39995380), (2, 19997690), (4, 9998845), (5, 7999076), (10, 3999538), (19, 2105020), (20, 1999769), (38, 1052510), (76, 526255), (95, 421004), (190, 210502), (380, 105251)]