240004720

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{44777}}^1$

素因数の和:44857

約数の個数: 40

約数和(自身を含む): 566352144

約数和(自身を除く): 326347424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 44777, 89554, 179108, 223885, 358216, 447770, 716432, 895540, 1791080, 3000059, 3582160, 6000118, 12000236, 15000295, 24000472, 30000590, 48000944, 60001180, 120002360, 240004720]

約数ペア:

[(1, 240004720), (2, 120002360), (4, 60001180), (5, 48000944), (8, 30000590), (10, 24000472), (16, 15000295), (20, 12000236), (40, 6000118), (67, 3582160), (80, 3000059), (134, 1791080), (268, 895540), (335, 716432), (536, 447770), (670, 358216), (1072, 223885), (1340, 179108), (2680, 89554), (5360, 44777)]