11980220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1031}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 29127168

約数和(自身を除く): 17146948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1031, 1162, 1660, 2062, 2324, 2905, 4124, 5155, 5810, 7217, 10310, 11620, 14434, 20620, 28868, 36085, 72170, 85573, 144340, 171146, 342292, 427865, 599011, 855730, 1198022, 1711460, 2396044, 2995055, 5990110, 11980220]

約数ペア:

[(1, 11980220), (2, 5990110), (4, 2995055), (5, 2396044), (7, 1711460), (10, 1198022), (14, 855730), (20, 599011), (28, 427865), (35, 342292), (70, 171146), (83, 144340), (140, 85573), (166, 72170), (332, 36085), (415, 28868), (581, 20620), (830, 14434), (1031, 11620), (1162, 10310), (1660, 7217), (2062, 5810), (2324, 5155), (2905, 4124)]