20229840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28097}}^1$

素因数の和:28116

約数の個数: 60

約数和(自身を含む): 67940964

約数和(自身を除く): 47711124

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28097, 56194, 84291, 112388, 140485, 168582, 224776, 252873, 280970, 337164, 421455, 449552, 505746, 561940, 674328, 842910, 1011492, 1123880, 1264365, 1348656, 1685820, 2022984, 2247760, 2528730, 3371640, 4045968, 5057460, 6743280, 10114920, 20229840]

約数ペア:

[(1, 20229840), (2, 10114920), (3, 6743280), (4, 5057460), (5, 4045968), (6, 3371640), (8, 2528730), (9, 2247760), (10, 2022984), (12, 1685820), (15, 1348656), (16, 1264365), (18, 1123880), (20, 1011492), (24, 842910), (30, 674328), (36, 561940), (40, 505746), (45, 449552), (48, 421455), (60, 337164), (72, 280970), (80, 252873), (90, 224776), (120, 168582), (144, 140485), (180, 112388), (240, 84291), (360, 56194), (720, 28097)]