40449254

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1$

素因数の和:2215

約数の個数: 16

約数和(自身を含む): 61929360

約数和(自身を除く): 21480106

約数列:

[1, 2, 89, 113, 178, 226, 2011, 4022, 10057, 20114, 178979, 227243, 357958, 454486, 20224627, 40449254]

約数ペア:

[(1, 40449254), (2, 20224627), (89, 454486), (113, 357958), (178, 227243), (226, 178979), (2011, 20114), (4022, 10057)]