30319820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1093}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 68003040

約数和(自身を除く): 37683220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1093, 1387, 1460, 2186, 2774, 4372, 5465, 5548, 6935, 10930, 13870, 20767, 21860, 27740, 41534, 79789, 83068, 103835, 159578, 207670, 319156, 398945, 415340, 797890, 1515991, 1595780, 3031982, 6063964, 7579955, 15159910, 30319820]

約数ペア:

[(1, 30319820), (2, 15159910), (4, 7579955), (5, 6063964), (10, 3031982), (19, 1595780), (20, 1515991), (38, 797890), (73, 415340), (76, 398945), (95, 319156), (146, 207670), (190, 159578), (292, 103835), (365, 83068), (380, 79789), (730, 41534), (1093, 27740), (1387, 21860), (1460, 20767), (2186, 13870), (2774, 10930), (4372, 6935), (5465, 5548)]