15728720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28087}}^1$

素因数の和:28107

約数の個数: 40

約数和(自身を含む): 41794944

約数和(自身を除く): 26066224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28087, 56174, 112348, 140435, 196609, 224696, 280870, 393218, 449392, 561740, 786436, 983045, 1123480, 1572872, 1966090, 2246960, 3145744, 3932180, 7864360, 15728720]

約数ペア:

[(1, 15728720), (2, 7864360), (4, 3932180), (5, 3145744), (7, 2246960), (8, 1966090), (10, 1572872), (14, 1123480), (16, 983045), (20, 786436), (28, 561740), (35, 449392), (40, 393218), (56, 280870), (70, 224696), (80, 196609), (112, 140435), (140, 112348), (280, 56174), (560, 28087)]