27898190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{433}}^1$

素因数の和:836

約数の個数: 32

約数和(自身を含む): 53434080

約数和(自身を除く): 25535890

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 379, 433, 758, 866, 1895, 2165, 3790, 4330, 6443, 7361, 12886, 14722, 32215, 36805, 64430, 73610, 164107, 328214, 820535, 1641070, 2789819, 5579638, 13949095, 27898190]

約数ペア:

[(1, 27898190), (2, 13949095), (5, 5579638), (10, 2789819), (17, 1641070), (34, 820535), (85, 328214), (170, 164107), (379, 73610), (433, 64430), (758, 36805), (866, 32215), (1895, 14722), (2165, 12886), (3790, 7361), (4330, 6443)]