276989470

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{1973}}^1$

素因数の和:2220

約数の個数: 32

約数和(自身を含む): 507396960

約数和(自身を除く): 230407490

約数列:

[1, 2, 5, 10, 101, 139, 202, 278, 505, 695, 1010, 1390, 1973, 3946, 9865, 14039, 19730, 28078, 70195, 140390, 199273, 274247, 398546, 548494, 996365, 1371235, 1992730, 2742470, 27698947, 55397894, 138494735, 276989470]

約数ペア:

[(1, 276989470), (2, 138494735), (5, 55397894), (10, 27698947), (101, 2742470), (139, 1992730), (202, 1371235), (278, 996365), (505, 548494), (695, 398546), (1010, 274247), (1390, 199273), (1973, 140390), (3946, 70195), (9865, 28078), (14039, 19730)]