40128508

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 83994624

約数和(自身を除く): 43866116

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 83, 124, 166, 217, 332, 434, 557, 581, 868, 1114, 1162, 2228, 2324, 2573, 3899, 5146, 7798, 10292, 15596, 17267, 18011, 34534, 36022, 46231, 69068, 72044, 92462, 120869, 184924, 241738, 323617, 483476, 647234, 1294468, 1433161, 2866322, 5732644, 10032127, 20064254, 40128508]

約数ペア:

[(1, 40128508), (2, 20064254), (4, 10032127), (7, 5732644), (14, 2866322), (28, 1433161), (31, 1294468), (62, 647234), (83, 483476), (124, 323617), (166, 241738), (217, 184924), (332, 120869), (434, 92462), (557, 72044), (581, 69068), (868, 46231), (1114, 36022), (1162, 34534), (2228, 18011), (2324, 17267), (2573, 15596), (3899, 10292), (5146, 7798)]