13998320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3571}}^1$

素因数の和:3598

約数の個数: 60

約数和(自身を含む): 37870344

約数和(自身を除く): 23872024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3571, 3920, 7142, 14284, 17855, 24997, 28568, 35710, 49994, 57136, 71420, 99988, 124985, 142840, 174979, 199976, 249970, 285680, 349958, 399952, 499940, 699916, 874895, 999880, 1399832, 1749790, 1999760, 2799664, 3499580, 6999160, 13998320]

約数ペア:

[(1, 13998320), (2, 6999160), (4, 3499580), (5, 2799664), (7, 1999760), (8, 1749790), (10, 1399832), (14, 999880), (16, 874895), (20, 699916), (28, 499940), (35, 399952), (40, 349958), (49, 285680), (56, 249970), (70, 199976), (80, 174979), (98, 142840), (112, 124985), (140, 99988), (196, 71420), (245, 57136), (280, 49994), (392, 35710), (490, 28568), (560, 24997), (784, 17855), (980, 14284), (1960, 7142), (3571, 3920)]