139884640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{124897}}^1$

素因数の和:124919

約数の個数: 48

約数和(自身を含む): 377691552

約数和(自身を除く): 237806912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 124897, 249794, 499588, 624485, 874279, 999176, 1248970, 1748558, 1998352, 2497940, 3497116, 3996704, 4371395, 4995880, 6994232, 8742790, 9991760, 13988464, 17485580, 19983520, 27976928, 34971160, 69942320, 139884640]

約数ペア:

[(1, 139884640), (2, 69942320), (4, 34971160), (5, 27976928), (7, 19983520), (8, 17485580), (10, 13988464), (14, 9991760), (16, 8742790), (20, 6994232), (28, 4995880), (32, 4371395), (35, 3996704), (40, 3497116), (56, 2497940), (70, 1998352), (80, 1748558), (112, 1248970), (140, 999176), (160, 874279), (224, 624485), (280, 499588), (560, 249794), (1120, 124897)]