20207760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84199}}^1$

素因数の和:84215

約数の個数: 40

約数和(自身を含む): 62644800

約数和(自身を除く): 42437040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84199, 168398, 252597, 336796, 420995, 505194, 673592, 841990, 1010388, 1262985, 1347184, 1683980, 2020776, 2525970, 3367960, 4041552, 5051940, 6735920, 10103880, 20207760]

約数ペア:

[(1, 20207760), (2, 10103880), (3, 6735920), (4, 5051940), (5, 4041552), (6, 3367960), (8, 2525970), (10, 2020776), (12, 1683980), (15, 1347184), (16, 1262985), (20, 1010388), (24, 841990), (30, 673592), (40, 505194), (48, 420995), (60, 336796), (80, 252597), (120, 168398), (240, 84199)]