13664360

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1619}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 30909600

約数和(自身を除く): 17245240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1619, 1688, 2110, 3238, 4220, 6476, 8095, 8440, 12952, 16190, 32380, 64760, 341609, 683218, 1366436, 1708045, 2732872, 3416090, 6832180, 13664360]

約数ペア:

[(1, 13664360), (2, 6832180), (4, 3416090), (5, 2732872), (8, 1708045), (10, 1366436), (20, 683218), (40, 341609), (211, 64760), (422, 32380), (844, 16190), (1055, 12952), (1619, 8440), (1688, 8095), (2110, 6476), (3238, 4220)]