28202330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{541}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 54906768

約数和(自身を除く): 26704438

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 541, 802, 1082, 2005, 2705, 4010, 5213, 5410, 7033, 10426, 14066, 26065, 35165, 52130, 70330, 216941, 433882, 1084705, 2169410, 2820233, 5640466, 14101165, 28202330]

約数ペア:

[(1, 28202330), (2, 14101165), (5, 5640466), (10, 2820233), (13, 2169410), (26, 1084705), (65, 433882), (130, 216941), (401, 70330), (541, 52130), (802, 35165), (1082, 26065), (2005, 14066), (2705, 10426), (4010, 7033), (5213, 5410)]