2018924060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{2273}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 4297860000

約数和(自身を除く): 2278935940

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 499, 890, 998, 1780, 1996, 2273, 2495, 4546, 4990, 9092, 9980, 11365, 22730, 44411, 45460, 88822, 177644, 202297, 222055, 404594, 444110, 809188, 888220, 1011485, 1134227, 2022970, 2268454, 4045940, 4536908, 5671135, 11342270, 22684540, 100946203, 201892406, 403784812, 504731015, 1009462030, 2018924060]

約数ペア:

[(1, 2018924060), (2, 1009462030), (4, 504731015), (5, 403784812), (10, 201892406), (20, 100946203), (89, 22684540), (178, 11342270), (356, 5671135), (445, 4536908), (499, 4045940), (890, 2268454), (998, 2022970), (1780, 1134227), (1996, 1011485), (2273, 888220), (2495, 809188), (4546, 444110), (4990, 404594), (9092, 222055), (9980, 202297), (11365, 177644), (22730, 88822), (44411, 45460)]