20852400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17377}}^1$

素因数の和:17398

約数の個数: 60

約数和(自身を含む): 66801032

約数和(自身を除く): 45948632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17377, 34754, 52131, 69508, 86885, 104262, 139016, 173770, 208524, 260655, 278032, 347540, 417048, 434425, 521310, 695080, 834096, 868850, 1042620, 1303275, 1390160, 1737700, 2085240, 2606550, 3475400, 4170480, 5213100, 6950800, 10426200, 20852400]

約数ペア:

[(1, 20852400), (2, 10426200), (3, 6950800), (4, 5213100), (5, 4170480), (6, 3475400), (8, 2606550), (10, 2085240), (12, 1737700), (15, 1390160), (16, 1303275), (20, 1042620), (24, 868850), (25, 834096), (30, 695080), (40, 521310), (48, 434425), (50, 417048), (60, 347540), (75, 278032), (80, 260655), (100, 208524), (120, 173770), (150, 139016), (200, 104262), (240, 86885), (300, 69508), (400, 52131), (600, 34754), (1200, 17377)]