220196572

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 412634880

約数和(自身を除く): 192438308

約数列:

[1, 2, 4, 23, 46, 67, 92, 134, 139, 257, 268, 278, 514, 556, 1028, 1541, 3082, 3197, 5911, 6164, 6394, 9313, 11822, 12788, 17219, 18626, 23644, 34438, 35723, 37252, 68876, 71446, 142892, 214199, 396037, 428398, 792074, 821629, 856796, 1584148, 1643258, 2393441, 3286516, 4786882, 9573764, 55049143, 110098286, 220196572]

約数ペア:

[(1, 220196572), (2, 110098286), (4, 55049143), (23, 9573764), (46, 4786882), (67, 3286516), (92, 2393441), (134, 1643258), (139, 1584148), (257, 856796), (268, 821629), (278, 792074), (514, 428398), (556, 396037), (1028, 214199), (1541, 142892), (3082, 71446), (3197, 68876), (5911, 37252), (6164, 35723), (6394, 34438), (9313, 23644), (11822, 18626), (12788, 17219)]