40968208

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 81816192

約数和(自身を除く): 40847984

約数列:

[1, 2, 4, 8, 16, 47, 94, 157, 188, 314, 347, 376, 628, 694, 752, 1256, 1388, 2512, 2776, 5552, 7379, 14758, 16309, 29516, 32618, 54479, 59032, 65236, 108958, 118064, 130472, 217916, 260944, 435832, 871664, 2560513, 5121026, 10242052, 20484104, 40968208]

約数ペア:

[(1, 40968208), (2, 20484104), (4, 10242052), (8, 5121026), (16, 2560513), (47, 871664), (94, 435832), (157, 260944), (188, 217916), (314, 130472), (347, 118064), (376, 108958), (628, 65236), (694, 59032), (752, 54479), (1256, 32618), (1388, 29516), (2512, 16309), (2776, 14758), (5552, 7379)]