2017881920

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{19051}}^1$

素因数の和:19399

約数の個数: 56

約数和(自身を含む): 4819851168

約数和(自身を除く): 2801969248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 10592, 13240, 19051, 21184, 26480, 38102, 52960, 76204, 95255, 105920, 152408, 190510, 304816, 381020, 609632, 762040, 1219264, 1524080, 3048160, 6096320, 6305881, 12611762, 25223524, 31529405, 50447048, 63058810, 100894096, 126117620, 201788192, 252235240, 403576384, 504470480, 1008940960, 2017881920]

約数ペア:

[(1, 2017881920), (2, 1008940960), (4, 504470480), (5, 403576384), (8, 252235240), (10, 201788192), (16, 126117620), (20, 100894096), (32, 63058810), (40, 50447048), (64, 31529405), (80, 25223524), (160, 12611762), (320, 6305881), (331, 6096320), (662, 3048160), (1324, 1524080), (1655, 1219264), (2648, 762040), (3310, 609632), (5296, 381020), (6620, 304816), (10592, 190510), (13240, 152408), (19051, 105920), (21184, 95255), (26480, 76204), (38102, 52960)]