20996400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17497}}^1$

素因数の和:17518

約数の個数: 60

約数和(自身を含む): 67262312

約数和(自身を除く): 46265912

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, 17497, 34994, 52491, 69988, 87485, 104982, 139976, 174970, 209964, 262455, 279952, 349940, 419928, 437425, 524910, 699880, 839856, 874850, 1049820, 1312275, 1399760, 1749700, 2099640, 2624550, 3499400, 4199280, 5249100, 6998800, 10498200, 20996400]

約数ペア:

[(1, 20996400), (2, 10498200), (3, 6998800), (4, 5249100), (5, 4199280), (6, 3499400), (8, 2624550), (10, 2099640), (12, 1749700), (15, 1399760), (16, 1312275), (20, 1049820), (24, 874850), (25, 839856), (30, 699880), (40, 524910), (48, 437425), (50, 419928), (60, 349940), (75, 279952), (80, 262455), (100, 209964), (120, 174970), (150, 139976), (200, 104982), (240, 87485), (300, 69988), (400, 52491), (600, 34994), (1200, 17497)]