31408720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{56087}}^1$

素因数の和:56107

約数の個数: 40

約数和(自身を含む): 83458944

約数和(自身を除く): 52050224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 56087, 112174, 224348, 280435, 392609, 448696, 560870, 785218, 897392, 1121740, 1570436, 1963045, 2243480, 3140872, 3926090, 4486960, 6281744, 7852180, 15704360, 31408720]

約数ペア:

[(1, 31408720), (2, 15704360), (4, 7852180), (5, 6281744), (7, 4486960), (8, 3926090), (10, 3140872), (14, 2243480), (16, 1963045), (20, 1570436), (28, 1121740), (35, 897392), (40, 785218), (56, 560870), (70, 448696), (80, 392609), (112, 280435), (140, 224348), (280, 112174), (560, 56087)]