438415520

素因数分解:

$2^5\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4441}}^1$

素因数の和:5073

約数の個数: 48

約数和(自身を含む): 1037668968

約数和(自身を除く): 599253448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 617, 1234, 2468, 3085, 4441, 4936, 6170, 8882, 9872, 12340, 17764, 19744, 22205, 24680, 35528, 44410, 49360, 71056, 88820, 98720, 142112, 177640, 355280, 710560, 2740097, 5480194, 10960388, 13700485, 21920776, 27400970, 43841552, 54801940, 87683104, 109603880, 219207760, 438415520]

約数ペア:

[(1, 438415520), (2, 219207760), (4, 109603880), (5, 87683104), (8, 54801940), (10, 43841552), (16, 27400970), (20, 21920776), (32, 13700485), (40, 10960388), (80, 5480194), (160, 2740097), (617, 710560), (1234, 355280), (2468, 177640), (3085, 142112), (4441, 98720), (4936, 88820), (6170, 71056), (8882, 49360), (9872, 44410), (12340, 35528), (17764, 24680), (19744, 22205)]