120396140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 259725312

約数和(自身を除く): 139329172

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 263, 470, 487, 526, 940, 974, 1052, 1315, 1948, 2435, 2630, 4870, 5260, 9740, 12361, 22889, 24722, 45778, 49444, 61805, 91556, 114445, 123610, 128081, 228890, 247220, 256162, 457780, 512324, 640405, 1280810, 2561620, 6019807, 12039614, 24079228, 30099035, 60198070, 120396140]

約数ペア:

[(1, 120396140), (2, 60198070), (4, 30099035), (5, 24079228), (10, 12039614), (20, 6019807), (47, 2561620), (94, 1280810), (188, 640405), (235, 512324), (263, 457780), (470, 256162), (487, 247220), (526, 228890), (940, 128081), (974, 123610), (1052, 114445), (1315, 91556), (1948, 61805), (2435, 49444), (2630, 45778), (4870, 24722), (5260, 22889), (9740, 12361)]