1780450028

素因数分解:

$2^2\times 7^1\times {\mathrm{3583}}^1\times {\mathrm{17747}}^1$

素因数の和:21341

約数の個数: 24

約数和(自身を含む): 3562094592

約数和(自身を除く): 1781644564

約数列:

[1, 2, 4, 7, 14, 28, 3583, 7166, 14332, 17747, 25081, 35494, 50162, 70988, 100324, 124229, 248458, 496916, 63587501, 127175002, 254350004, 445112507, 890225014, 1780450028]

約数ペア:

[(1, 1780450028), (2, 890225014), (4, 445112507), (7, 254350004), (14, 127175002), (28, 63587501), (3583, 496916), (7166, 248458), (14332, 124229), (17747, 100324), (25081, 70988), (35494, 50162)]