278329670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{63691}}^1$

素因数の和:63740

約数の個数: 32

約数和(自身を含む): 550298880

約数和(自身を除く): 271969210

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 63691, 127382, 318455, 636910, 1210129, 1464893, 2420258, 2929786, 6050645, 7324465, 12101290, 14648930, 27832967, 55665934, 139164835, 278329670]

約数ペア:

[(1, 278329670), (2, 139164835), (5, 55665934), (10, 27832967), (19, 14648930), (23, 12101290), (38, 7324465), (46, 6050645), (95, 2929786), (115, 2420258), (190, 1464893), (230, 1210129), (437, 636910), (874, 318455), (2185, 127382), (4370, 63691)]