13222480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8699}}^1$

素因数の和:8731

約数の個数: 40

約数和(自身を含む): 32364000

約数和(自身を除く): 19141520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8699, 17398, 34796, 43495, 69592, 86990, 139184, 165281, 173980, 330562, 347960, 661124, 695920, 826405, 1322248, 1652810, 2644496, 3305620, 6611240, 13222480]

約数ペア:

[(1, 13222480), (2, 6611240), (4, 3305620), (5, 2644496), (8, 1652810), (10, 1322248), (16, 826405), (19, 695920), (20, 661124), (38, 347960), (40, 330562), (76, 173980), (80, 165281), (95, 139184), (152, 86990), (190, 69592), (304, 43495), (380, 34796), (760, 17398), (1520, 8699)]