15197840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3877}}^1$

素因数の和:3904

約数の個数: 60

約数和(自身を含む): 41114556

約数和(自身を除く): 25916716

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, 3877, 3920, 7754, 15508, 19385, 27139, 31016, 38770, 54278, 62032, 77540, 108556, 135695, 155080, 189973, 217112, 271390, 310160, 379946, 434224, 542780, 759892, 949865, 1085560, 1519784, 1899730, 2171120, 3039568, 3799460, 7598920, 15197840]

約数ペア:

[(1, 15197840), (2, 7598920), (4, 3799460), (5, 3039568), (7, 2171120), (8, 1899730), (10, 1519784), (14, 1085560), (16, 949865), (20, 759892), (28, 542780), (35, 434224), (40, 379946), (49, 310160), (56, 271390), (70, 217112), (80, 189973), (98, 155080), (112, 135695), (140, 108556), (196, 77540), (245, 62032), (280, 54278), (392, 38770), (490, 31016), (560, 27139), (784, 19385), (980, 15508), (1960, 7754), (3877, 3920)]