4128889420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{16087}}^1$

素因数の和:16450

約数の個数: 48

約数和(自身を含む): 8911078848

約数和(自身を除く): 4782189428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 313, 410, 626, 820, 1252, 1565, 3130, 6260, 12833, 16087, 25666, 32174, 51332, 64165, 64348, 80435, 128330, 160870, 256660, 321740, 659567, 1319134, 2638268, 3297835, 5035231, 6595670, 10070462, 13191340, 20140924, 25176155, 50352310, 100704620, 206444471, 412888942, 825777884, 1032222355, 2064444710, 4128889420]

約数ペア:

[(1, 4128889420), (2, 2064444710), (4, 1032222355), (5, 825777884), (10, 412888942), (20, 206444471), (41, 100704620), (82, 50352310), (164, 25176155), (205, 20140924), (313, 13191340), (410, 10070462), (626, 6595670), (820, 5035231), (1252, 3297835), (1565, 2638268), (3130, 1319134), (6260, 659567), (12833, 321740), (16087, 256660), (25666, 160870), (32174, 128330), (51332, 80435), (64165, 64348)]