28012810

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{8167}}^1$

素因数の和:8195

約数の個数: 32

約数和(自身を含む): 58809600

約数和(自身を除く): 30796790

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 8167, 16334, 40835, 57169, 81670, 114338, 285845, 400183, 571690, 800366, 2000915, 2801281, 4001830, 5602562, 14006405, 28012810]

約数ペア:

[(1, 28012810), (2, 14006405), (5, 5602562), (7, 4001830), (10, 2801281), (14, 2000915), (35, 800366), (49, 571690), (70, 400183), (98, 285845), (245, 114338), (343, 81670), (490, 57169), (686, 40835), (1715, 16334), (3430, 8167)]