15657920

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:477

約数の個数: 56

約数和(自身を含む): 37636704

約数和(自身を除く): 21978784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 293, 320, 334, 586, 668, 835, 1172, 1336, 1465, 1670, 2344, 2672, 2930, 3340, 4688, 5344, 5860, 6680, 9376, 10688, 11720, 13360, 18752, 23440, 26720, 46880, 48931, 53440, 93760, 97862, 195724, 244655, 391448, 489310, 782896, 978620, 1565792, 1957240, 3131584, 3914480, 7828960, 15657920]

約数ペア:

[(1, 15657920), (2, 7828960), (4, 3914480), (5, 3131584), (8, 1957240), (10, 1565792), (16, 978620), (20, 782896), (32, 489310), (40, 391448), (64, 244655), (80, 195724), (160, 97862), (167, 93760), (293, 53440), (320, 48931), (334, 46880), (586, 26720), (668, 23440), (835, 18752), (1172, 13360), (1336, 11720), (1465, 10688), (1670, 9376), (2344, 6680), (2672, 5860), (2930, 5344), (3340, 4688)]