12431800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 29406600

約数和(自身を除く): 16974800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1019, 1220, 1525, 2038, 2440, 3050, 4076, 5095, 6100, 8152, 10190, 12200, 20380, 25475, 40760, 50950, 62159, 101900, 124318, 203800, 248636, 310795, 497272, 621590, 1243180, 1553975, 2486360, 3107950, 6215900, 12431800]

約数ペア:

[(1, 12431800), (2, 6215900), (4, 3107950), (5, 2486360), (8, 1553975), (10, 1243180), (20, 621590), (25, 497272), (40, 310795), (50, 248636), (61, 203800), (100, 124318), (122, 101900), (200, 62159), (244, 50950), (305, 40760), (488, 25475), (610, 20380), (1019, 12200), (1220, 10190), (1525, 8152), (2038, 6100), (2440, 5095), (3050, 4076)]