21848040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60689}}^1$

素因数の和:60706

約数の個数: 48

約数和(自身を含む): 71007300

約数和(自身を除く): 49159260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60689, 121378, 182067, 242756, 303445, 364134, 485512, 546201, 606890, 728268, 910335, 1092402, 1213780, 1456536, 1820670, 2184804, 2427560, 2731005, 3641340, 4369608, 5462010, 7282680, 10924020, 21848040]

約数ペア:

[(1, 21848040), (2, 10924020), (3, 7282680), (4, 5462010), (5, 4369608), (6, 3641340), (8, 2731005), (9, 2427560), (10, 2184804), (12, 1820670), (15, 1456536), (18, 1213780), (20, 1092402), (24, 910335), (30, 728268), (36, 606890), (40, 546201), (45, 485512), (60, 364134), (72, 303445), (90, 242756), (120, 182067), (180, 121378), (360, 60689)]