2019940048

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{1279}}^1$

素因数の和:1592

約数の個数: 80

約数和(自身を含む): 4571136000

約数和(自身を除く): 2551195952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 239, 413, 472, 478, 826, 944, 956, 1279, 1652, 1673, 1912, 2558, 3304, 3346, 3824, 5116, 6608, 6692, 8953, 10232, 13384, 14101, 17906, 20464, 26768, 28202, 35812, 56404, 71624, 75461, 98707, 112808, 143248, 150922, 197414, 225616, 301844, 305681, 394828, 528227, 603688, 611362, 789656, 1056454, 1207376, 1222724, 1579312, 2112908, 2139767, 2445448, 4225816, 4279534, 4890896, 8451632, 8559068, 17118136, 18035179, 34236272, 36070358, 72140716, 126246253, 144281432, 252492506, 288562864, 504985012, 1009970024, 2019940048]

約数ペア:

[(1, 2019940048), (2, 1009970024), (4, 504985012), (7, 288562864), (8, 252492506), (14, 144281432), (16, 126246253), (28, 72140716), (56, 36070358), (59, 34236272), (112, 18035179), (118, 17118136), (236, 8559068), (239, 8451632), (413, 4890896), (472, 4279534), (478, 4225816), (826, 2445448), (944, 2139767), (956, 2112908), (1279, 1579312), (1652, 1222724), (1673, 1207376), (1912, 1056454), (2558, 789656), (3304, 611362), (3346, 603688), (3824, 528227), (5116, 394828), (6608, 305681), (6692, 301844), (8953, 225616), (10232, 197414), (13384, 150922), (14101, 143248), (17906, 112808), (20464, 98707), (26768, 75461), (28202, 71624), (35812, 56404)]