2018110460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{312401}}^1$

素因数の和:312446

約数の個数: 48

約数和(自身を含む): 4723518240

約数和(自身を除く): 2705407780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 312401, 624802, 1249604, 1562005, 3124010, 5310817, 5935619, 6248020, 10621634, 11871238, 21243268, 23742476, 26554085, 29678095, 53108170, 59356190, 100905523, 106216340, 118712380, 201811046, 403622092, 504527615, 1009055230, 2018110460]

約数ペア:

[(1, 2018110460), (2, 1009055230), (4, 504527615), (5, 403622092), (10, 201811046), (17, 118712380), (19, 106216340), (20, 100905523), (34, 59356190), (38, 53108170), (68, 29678095), (76, 26554085), (85, 23742476), (95, 21243268), (170, 11871238), (190, 10621634), (323, 6248020), (340, 5935619), (380, 5310817), (646, 3124010), (1292, 1562005), (1615, 1249604), (3230, 624802), (6460, 312401)]