28240408

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4993}}^1$

素因数の和:5107

約数の個数: 32

約数和(自身を含む): 61126560

約数和(自身を除く): 32886152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 4993, 5656, 9986, 19972, 34951, 39944, 69902, 139804, 279608, 504293, 1008586, 2017172, 3530051, 4034344, 7060102, 14120204, 28240408]

約数ペア:

[(1, 28240408), (2, 14120204), (4, 7060102), (7, 4034344), (8, 3530051), (14, 2017172), (28, 1008586), (56, 504293), (101, 279608), (202, 139804), (404, 69902), (707, 39944), (808, 34951), (1414, 19972), (2828, 9986), (4993, 5656)]