880804804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{1399}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 1728720000

約数和(自身を除く): 847915196

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 349, 451, 698, 902, 1396, 1399, 1804, 2798, 3839, 5596, 7678, 14309, 15356, 15389, 28618, 30778, 57236, 57359, 61556, 114718, 157399, 229436, 314798, 488251, 629596, 630949, 976502, 1261898, 1953004, 2523796, 5370761, 10741522, 20018291, 21483044, 40036582, 80073164, 220201201, 440402402, 880804804]

約数ペア:

[(1, 880804804), (2, 440402402), (4, 220201201), (11, 80073164), (22, 40036582), (41, 21483044), (44, 20018291), (82, 10741522), (164, 5370761), (349, 2523796), (451, 1953004), (698, 1261898), (902, 976502), (1396, 630949), (1399, 629596), (1804, 488251), (2798, 314798), (3839, 229436), (5596, 157399), (7678, 114718), (14309, 61556), (15356, 57359), (15389, 57236), (28618, 30778)]