19095431320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9742567}}^1$

素因数の和:9742592

約数の個数: 48

約数和(自身を含む): 49979373840

約数和(自身を除く): 30883942520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9742567, 19485134, 38970268, 48712835, 68197969, 77940536, 97425670, 136395938, 194851340, 272791876, 340989845, 389702680, 477385783, 545583752, 681979690, 954771566, 1363959380, 1909543132, 2386928915, 2727918760, 3819086264, 4773857830, 9547715660, 19095431320]

約数ペア:

[(1, 19095431320), (2, 9547715660), (4, 4773857830), (5, 3819086264), (7, 2727918760), (8, 2386928915), (10, 1909543132), (14, 1363959380), (20, 954771566), (28, 681979690), (35, 545583752), (40, 477385783), (49, 389702680), (56, 340989845), (70, 272791876), (98, 194851340), (140, 136395938), (196, 97425670), (245, 77940536), (280, 68197969), (392, 48712835), (490, 38970268), (980, 19485134), (1960, 9742567)]