2100036880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{294949}}^1$

素因数の和:295051

約数の個数: 40

約数和(自身を含む): 4937463000

約数和(自身を除く): 2837426120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 294949, 589898, 1179796, 1474745, 2359592, 2949490, 4719184, 5898980, 11797960, 23595920, 26250461, 52500922, 105001844, 131252305, 210003688, 262504610, 420007376, 525009220, 1050018440, 2100036880]

約数ペア:

[(1, 2100036880), (2, 1050018440), (4, 525009220), (5, 420007376), (8, 262504610), (10, 210003688), (16, 131252305), (20, 105001844), (40, 52500922), (80, 26250461), (89, 23595920), (178, 11797960), (356, 5898980), (445, 4719184), (712, 2949490), (890, 2359592), (1424, 1474745), (1780, 1179796), (3560, 589898), (7120, 294949)]