2019475520

素因数分解:

$2^6\times 5^1\times {\mathrm{359}}^1\times {\mathrm{17579}}^1$

素因数の和:17955

約数の個数: 56

約数和(自身を含む): 4822545600

約数和(自身を除く): 2803070080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 359, 718, 1436, 1795, 2872, 3590, 5744, 7180, 11488, 14360, 17579, 22976, 28720, 35158, 57440, 70316, 87895, 114880, 140632, 175790, 281264, 351580, 562528, 703160, 1125056, 1406320, 2812640, 5625280, 6310861, 12621722, 25243444, 31554305, 50486888, 63108610, 100973776, 126217220, 201947552, 252434440, 403895104, 504868880, 1009737760, 2019475520]

約数ペア:

[(1, 2019475520), (2, 1009737760), (4, 504868880), (5, 403895104), (8, 252434440), (10, 201947552), (16, 126217220), (20, 100973776), (32, 63108610), (40, 50486888), (64, 31554305), (80, 25243444), (160, 12621722), (320, 6310861), (359, 5625280), (718, 2812640), (1436, 1406320), (1795, 1125056), (2872, 703160), (3590, 562528), (5744, 351580), (7180, 281264), (11488, 175790), (14360, 140632), (17579, 114880), (22976, 87895), (28720, 70316), (35158, 57440)]