1580144

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1688

約数の個数: 20

約数和(自身を含む): 3113640

約数和(自身を除く): 1533496

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 1619, 3238, 6476, 12952, 25904, 98759, 197518, 395036, 790072, 1580144]

約数ペア:

[(1, 1580144), (2, 790072), (4, 395036), (8, 197518), (16, 98759), (61, 25904), (122, 12952), (244, 6476), (488, 3238), (976, 1619)]