2796752440

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{278561}}^1$

素因数の和:278823

約数の個数: 32

約数和(自身を含む): 6317786160

約数和(自身を除く): 3521033720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 278561, 557122, 1114244, 1392805, 2228488, 2785610, 5571220, 11142440, 69918811, 139837622, 279675244, 349594055, 559350488, 699188110, 1398376220, 2796752440]

約数ペア:

[(1, 2796752440), (2, 1398376220), (4, 699188110), (5, 559350488), (8, 349594055), (10, 279675244), (20, 139837622), (40, 69918811), (251, 11142440), (502, 5571220), (1004, 2785610), (1255, 2228488), (2008, 1392805), (2510, 1114244), (5020, 557122), (10040, 278561)]