485442490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{41957}}^1$

素因数の和:42066

約数の個数: 32

約数和(自身を含む): 951607440

約数和(自身を除く): 466164950

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 41957, 83914, 209785, 419570, 545441, 1090882, 2727205, 3734173, 5454410, 7468346, 18670865, 37341730, 48544249, 97088498, 242721245, 485442490]

約数ペア:

[(1, 485442490), (2, 242721245), (5, 97088498), (10, 48544249), (13, 37341730), (26, 18670865), (65, 7468346), (89, 5454410), (130, 3734173), (178, 2727205), (445, 1090882), (890, 545441), (1157, 419570), (2314, 209785), (5785, 83914), (11570, 41957)]