13920320

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1119

約数の個数: 56

約数和(自身を含む): 33988248

約数和(自身を除く): 20067928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1061, 1312, 1640, 2122, 2624, 3280, 4244, 5305, 6560, 8488, 10610, 13120, 16976, 21220, 33952, 42440, 43501, 67904, 84880, 87002, 169760, 174004, 217505, 339520, 348008, 435010, 696016, 870020, 1392032, 1740040, 2784064, 3480080, 6960160, 13920320]

約数ペア:

[(1, 13920320), (2, 6960160), (4, 3480080), (5, 2784064), (8, 1740040), (10, 1392032), (16, 870020), (20, 696016), (32, 435010), (40, 348008), (41, 339520), (64, 217505), (80, 174004), (82, 169760), (160, 87002), (164, 84880), (205, 67904), (320, 43501), (328, 42440), (410, 33952), (656, 21220), (820, 16976), (1061, 13120), (1312, 10610), (1640, 8488), (2122, 6560), (2624, 5305), (3280, 4244)]