29984920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107089}}^1$

素因数の和:107107

約数の個数: 32

約数和(自身を含む): 77104800

約数和(自身を除く): 47119880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 107089, 214178, 428356, 535445, 749623, 856712, 1070890, 1499246, 2141780, 2998492, 3748115, 4283560, 5996984, 7496230, 14992460, 29984920]

約数ペア:

[(1, 29984920), (2, 14992460), (4, 7496230), (5, 5996984), (7, 4283560), (8, 3748115), (10, 2998492), (14, 2141780), (20, 1499246), (28, 1070890), (35, 856712), (40, 749623), (56, 535445), (70, 428356), (140, 214178), (280, 107089)]