38402660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{631}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 86002560

約数和(自身を除く): 47599900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 179, 340, 358, 631, 716, 895, 1262, 1790, 2524, 3043, 3155, 3580, 6086, 6310, 10727, 12172, 12620, 15215, 21454, 30430, 42908, 53635, 60860, 107270, 112949, 214540, 225898, 451796, 564745, 1129490, 1920133, 2258980, 3840266, 7680532, 9600665, 19201330, 38402660]

約数ペア:

[(1, 38402660), (2, 19201330), (4, 9600665), (5, 7680532), (10, 3840266), (17, 2258980), (20, 1920133), (34, 1129490), (68, 564745), (85, 451796), (170, 225898), (179, 214540), (340, 112949), (358, 107270), (631, 60860), (716, 53635), (895, 42908), (1262, 30430), (1790, 21454), (2524, 15215), (3043, 12620), (3155, 12172), (3580, 10727), (6086, 6310)]