12976700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 31497984

約数和(自身を除く): 18521284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 188, 220, 235, 251, 275, 470, 502, 517, 550, 940, 1004, 1034, 1100, 1175, 1255, 2068, 2350, 2510, 2585, 2761, 4700, 5020, 5170, 5522, 6275, 10340, 11044, 11797, 12550, 12925, 13805, 23594, 25100, 25850, 27610, 47188, 51700, 55220, 58985, 69025, 117970, 129767, 138050, 235940, 259534, 276100, 294925, 519068, 589850, 648835, 1179700, 1297670, 2595340, 3244175, 6488350, 12976700]

約数ペア:

[(1, 12976700), (2, 6488350), (4, 3244175), (5, 2595340), (10, 1297670), (11, 1179700), (20, 648835), (22, 589850), (25, 519068), (44, 294925), (47, 276100), (50, 259534), (55, 235940), (94, 138050), (100, 129767), (110, 117970), (188, 69025), (220, 58985), (235, 55220), (251, 51700), (275, 47188), (470, 27610), (502, 25850), (517, 25100), (550, 23594), (940, 13805), (1004, 12925), (1034, 12550), (1100, 11797), (1175, 11044), (1255, 10340), (2068, 6275), (2350, 5522), (2510, 5170), (2585, 5020), (2761, 4700)]