28232220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1123}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 79309440

約数和(自身を除く): 51077220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 838, 1123, 1257, 1676, 2095, 2246, 2514, 3369, 4190, 4492, 5028, 5615, 6285, 6738, 8380, 11230, 12570, 13476, 16845, 22460, 25140, 33690, 67380, 470537, 941074, 1411611, 1882148, 2352685, 2823222, 4705370, 5646444, 7058055, 9410740, 14116110, 28232220]

約数ペア:

[(1, 28232220), (2, 14116110), (3, 9410740), (4, 7058055), (5, 5646444), (6, 4705370), (10, 2823222), (12, 2352685), (15, 1882148), (20, 1411611), (30, 941074), (60, 470537), (419, 67380), (838, 33690), (1123, 25140), (1257, 22460), (1676, 16845), (2095, 13476), (2246, 12570), (2514, 11230), (3369, 8380), (4190, 6738), (4492, 6285), (5028, 5615)]