7874220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 22176000

約数和(自身を除く): 14301780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 499, 526, 789, 998, 1052, 1315, 1497, 1578, 1996, 2495, 2630, 2994, 3156, 3945, 4990, 5260, 5988, 7485, 7890, 9980, 14970, 15780, 29940, 131237, 262474, 393711, 524948, 656185, 787422, 1312370, 1574844, 1968555, 2624740, 3937110, 7874220]

約数ペア:

[(1, 7874220), (2, 3937110), (3, 2624740), (4, 1968555), (5, 1574844), (6, 1312370), (10, 787422), (12, 656185), (15, 524948), (20, 393711), (30, 262474), (60, 131237), (263, 29940), (499, 15780), (526, 14970), (789, 9980), (998, 7890), (1052, 7485), (1315, 5988), (1497, 5260), (1578, 4990), (1996, 3945), (2495, 3156), (2630, 2994)]