2019076780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{60343}}^1$

素因数の和:60598

約数の個数: 48

約数和(自身を含む): 4866140160

約数和(自身を除く): 2847063380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 8365, 16730, 33460, 60343, 120686, 241372, 301715, 422401, 603430, 844802, 1206860, 1689604, 2112005, 4224010, 8448020, 14421977, 28843954, 57687908, 72109885, 100953839, 144219770, 201907678, 288439540, 403815356, 504769195, 1009538390, 2019076780]

約数ペア:

[(1, 2019076780), (2, 1009538390), (4, 504769195), (5, 403815356), (7, 288439540), (10, 201907678), (14, 144219770), (20, 100953839), (28, 72109885), (35, 57687908), (70, 28843954), (140, 14421977), (239, 8448020), (478, 4224010), (956, 2112005), (1195, 1689604), (1673, 1206860), (2390, 844802), (3346, 603430), (4780, 422401), (6692, 301715), (8365, 241372), (16730, 120686), (33460, 60343)]