27398020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 62431488

約数和(自身を除く): 35033468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 631, 668, 835, 1262, 1670, 2171, 2524, 3155, 3340, 4342, 6310, 8203, 8684, 10855, 12620, 16406, 21710, 32812, 41015, 43420, 82030, 105377, 164060, 210754, 421508, 526885, 1053770, 1369901, 2107540, 2739802, 5479604, 6849505, 13699010, 27398020]

約数ペア:

[(1, 27398020), (2, 13699010), (4, 6849505), (5, 5479604), (10, 2739802), (13, 2107540), (20, 1369901), (26, 1053770), (52, 526885), (65, 421508), (130, 210754), (167, 164060), (260, 105377), (334, 82030), (631, 43420), (668, 41015), (835, 32812), (1262, 21710), (1670, 16406), (2171, 12620), (2524, 10855), (3155, 8684), (3340, 8203), (4342, 6310)]