11687960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6217}}^1$

素因数の和:6275

約数の個数: 32

約数和(自身を含む): 26861760

約数和(自身を除く): 15173800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 6217, 12434, 24868, 31085, 49736, 62170, 124340, 248680, 292199, 584398, 1168796, 1460995, 2337592, 2921990, 5843980, 11687960]

約数ペア:

[(1, 11687960), (2, 5843980), (4, 2921990), (5, 2337592), (8, 1460995), (10, 1168796), (20, 584398), (40, 292199), (47, 248680), (94, 124340), (188, 62170), (235, 49736), (376, 31085), (470, 24868), (940, 12434), (1880, 6217)]