203435320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1153}}^1$

素因数の和:1576

約数の個数: 64

約数和(自身を含む): 501020640

約数和(自身を除く): 297585320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 401, 440, 802, 1153, 1604, 2005, 2306, 3208, 4010, 4411, 4612, 5765, 8020, 8822, 9224, 11530, 12683, 16040, 17644, 22055, 23060, 25366, 35288, 44110, 46120, 50732, 63415, 88220, 101464, 126830, 176440, 253660, 462353, 507320, 924706, 1849412, 2311765, 3698824, 4623530, 5085883, 9247060, 10171766, 18494120, 20343532, 25429415, 40687064, 50858830, 101717660, 203435320]

約数ペア:

[(1, 203435320), (2, 101717660), (4, 50858830), (5, 40687064), (8, 25429415), (10, 20343532), (11, 18494120), (20, 10171766), (22, 9247060), (40, 5085883), (44, 4623530), (55, 3698824), (88, 2311765), (110, 1849412), (220, 924706), (401, 507320), (440, 462353), (802, 253660), (1153, 176440), (1604, 126830), (2005, 101464), (2306, 88220), (3208, 63415), (4010, 50732), (4411, 46120), (4612, 44110), (5765, 35288), (8020, 25366), (8822, 23060), (9224, 22055), (11530, 17644), (12683, 16040)]