18515460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13417}}^1$

素因数の和:13452

約数の個数: 48

約数和(自身を含む): 54101376

約数和(自身を除く): 35585916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13417, 26834, 40251, 53668, 67085, 80502, 134170, 161004, 201255, 268340, 308591, 402510, 617182, 805020, 925773, 1234364, 1542955, 1851546, 3085910, 3703092, 4628865, 6171820, 9257730, 18515460]

約数ペア:

[(1, 18515460), (2, 9257730), (3, 6171820), (4, 4628865), (5, 3703092), (6, 3085910), (10, 1851546), (12, 1542955), (15, 1234364), (20, 925773), (23, 805020), (30, 617182), (46, 402510), (60, 308591), (69, 268340), (92, 201255), (115, 161004), (138, 134170), (230, 80502), (276, 67085), (345, 53668), (460, 40251), (690, 26834), (1380, 13417)]