27610420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 61669440

約数和(自身を除く): 34059020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 643, 1130, 1286, 2147, 2260, 2572, 3215, 4294, 6430, 8588, 10735, 12217, 12860, 21470, 24434, 42940, 48868, 61085, 72659, 122170, 145318, 244340, 290636, 363295, 726590, 1380521, 1453180, 2761042, 5522084, 6902605, 13805210, 27610420]

約数ペア:

[(1, 27610420), (2, 13805210), (4, 6902605), (5, 5522084), (10, 2761042), (19, 1453180), (20, 1380521), (38, 726590), (76, 363295), (95, 290636), (113, 244340), (190, 145318), (226, 122170), (380, 72659), (452, 61085), (565, 48868), (643, 42940), (1130, 24434), (1286, 21470), (2147, 12860), (2260, 12217), (2572, 10735), (3215, 8588), (4294, 6430)]