1994008060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{25247}}^1$

素因数の和:25626

約数の個数: 48

約数和(自身を含む): 4580997120

約数和(自身を除く): 2586989060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 359, 718, 1436, 1795, 3590, 3949, 7180, 7898, 15796, 19745, 25247, 39490, 50494, 78980, 100988, 126235, 252470, 277717, 504940, 555434, 1110868, 1388585, 2777170, 5554340, 9063673, 18127346, 36254692, 45318365, 90636730, 99700403, 181273460, 199400806, 398801612, 498502015, 997004030, 1994008060]

約数ペア:

[(1, 1994008060), (2, 997004030), (4, 498502015), (5, 398801612), (10, 199400806), (11, 181273460), (20, 99700403), (22, 90636730), (44, 45318365), (55, 36254692), (110, 18127346), (220, 9063673), (359, 5554340), (718, 2777170), (1436, 1388585), (1795, 1110868), (3590, 555434), (3949, 504940), (7180, 277717), (7898, 252470), (15796, 126235), (19745, 100988), (25247, 78980), (39490, 50494)]