39244540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 86546880

約数和(自身を除く): 47302340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 953, 1420, 1906, 2059, 3812, 4118, 4765, 8236, 9530, 10295, 19060, 20590, 27637, 41180, 55274, 67663, 110548, 135326, 138185, 270652, 276370, 338315, 552740, 676630, 1353260, 1962227, 3924454, 7848908, 9811135, 19622270, 39244540]

約数ペア:

[(1, 39244540), (2, 19622270), (4, 9811135), (5, 7848908), (10, 3924454), (20, 1962227), (29, 1353260), (58, 676630), (71, 552740), (116, 338315), (142, 276370), (145, 270652), (284, 138185), (290, 135326), (355, 110548), (580, 67663), (710, 55274), (953, 41180), (1420, 27637), (1906, 20590), (2059, 19060), (3812, 10295), (4118, 9530), (4765, 8236)]