8795920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 23748480

約数和(自身を除く): 14952560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 139, 140, 226, 278, 280, 452, 556, 560, 565, 695, 791, 904, 973, 1112, 1130, 1390, 1582, 1808, 1946, 2224, 2260, 2780, 3164, 3892, 3955, 4520, 4865, 5560, 6328, 7784, 7910, 9040, 9730, 11120, 12656, 15568, 15707, 15820, 19460, 31414, 31640, 38920, 62828, 63280, 77840, 78535, 109949, 125656, 157070, 219898, 251312, 314140, 439796, 549745, 628280, 879592, 1099490, 1256560, 1759184, 2198980, 4397960, 8795920]

約数ペア:

[(1, 8795920), (2, 4397960), (4, 2198980), (5, 1759184), (7, 1256560), (8, 1099490), (10, 879592), (14, 628280), (16, 549745), (20, 439796), (28, 314140), (35, 251312), (40, 219898), (56, 157070), (70, 125656), (80, 109949), (112, 78535), (113, 77840), (139, 63280), (140, 62828), (226, 38920), (278, 31640), (280, 31414), (452, 19460), (556, 15820), (560, 15707), (565, 15568), (695, 12656), (791, 11120), (904, 9730), (973, 9040), (1112, 7910), (1130, 7784), (1390, 6328), (1582, 5560), (1808, 4865), (1946, 4520), (2224, 3955), (2260, 3892), (2780, 3164)]