19057640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2347}}^1$

素因数の和:2394

約数の個数: 64

約数和(自身を含む): 50716800

約数和(自身を除く): 31659160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 2347, 4060, 4694, 8120, 9388, 11735, 16429, 18776, 23470, 32858, 46940, 65716, 68063, 82145, 93880, 131432, 136126, 164290, 272252, 328580, 340315, 476441, 544504, 657160, 680630, 952882, 1361260, 1905764, 2382205, 2722520, 3811528, 4764410, 9528820, 19057640]

約数ペア:

[(1, 19057640), (2, 9528820), (4, 4764410), (5, 3811528), (7, 2722520), (8, 2382205), (10, 1905764), (14, 1361260), (20, 952882), (28, 680630), (29, 657160), (35, 544504), (40, 476441), (56, 340315), (58, 328580), (70, 272252), (116, 164290), (140, 136126), (145, 131432), (203, 93880), (232, 82145), (280, 68063), (290, 65716), (406, 46940), (580, 32858), (812, 23470), (1015, 18776), (1160, 16429), (1624, 11735), (2030, 9388), (2347, 8120), (4060, 4694)]