42927020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 92534400

約数和(自身を除く): 49607380

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 158, 202, 269, 316, 395, 404, 505, 538, 790, 1010, 1076, 1345, 1580, 2020, 2690, 5380, 7979, 15958, 21251, 27169, 31916, 39895, 42502, 54338, 79790, 85004, 106255, 108676, 135845, 159580, 212510, 271690, 425020, 543380, 2146351, 4292702, 8585404, 10731755, 21463510, 42927020]

約数ペア:

[(1, 42927020), (2, 21463510), (4, 10731755), (5, 8585404), (10, 4292702), (20, 2146351), (79, 543380), (101, 425020), (158, 271690), (202, 212510), (269, 159580), (316, 135845), (395, 108676), (404, 106255), (505, 85004), (538, 79790), (790, 54338), (1010, 42502), (1076, 39895), (1345, 31916), (1580, 27169), (2020, 21251), (2690, 15958), (5380, 7979)]