2053280

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 4985064

約数和(自身を除く): 2931784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 313, 328, 410, 626, 656, 820, 1252, 1312, 1565, 1640, 2504, 3130, 3280, 5008, 6260, 6560, 10016, 12520, 12833, 25040, 25666, 50080, 51332, 64165, 102664, 128330, 205328, 256660, 410656, 513320, 1026640, 2053280]

約数ペア:

[(1, 2053280), (2, 1026640), (4, 513320), (5, 410656), (8, 256660), (10, 205328), (16, 128330), (20, 102664), (32, 64165), (40, 51332), (41, 50080), (80, 25666), (82, 25040), (160, 12833), (164, 12520), (205, 10016), (313, 6560), (328, 6260), (410, 5008), (626, 3280), (656, 3130), (820, 2504), (1252, 1640), (1312, 1565)]