441885890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{21587}}^1$

素因数の和:21706

約数の個数: 32

約数和(自身を含む): 839341440

約数和(自身を除く): 397455550

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 20470, 21587, 43174, 107935, 215870, 496501, 993002, 1921243, 2482505, 3842486, 4965010, 9606215, 19212430, 44188589, 88377178, 220942945, 441885890]

約数ペア:

[(1, 441885890), (2, 220942945), (5, 88377178), (10, 44188589), (23, 19212430), (46, 9606215), (89, 4965010), (115, 3842486), (178, 2482505), (230, 1921243), (445, 993002), (890, 496501), (2047, 215870), (4094, 107935), (10235, 43174), (20470, 21587)]