26031980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1697}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 59905440

約数和(自身を除く): 33873460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 1697, 3068, 3394, 3835, 6788, 7670, 8485, 15340, 16970, 22061, 33940, 44122, 88244, 100123, 110305, 200246, 220610, 400492, 441220, 500615, 1001230, 1301599, 2002460, 2603198, 5206396, 6507995, 13015990, 26031980]

約数ペア:

[(1, 26031980), (2, 13015990), (4, 6507995), (5, 5206396), (10, 2603198), (13, 2002460), (20, 1301599), (26, 1001230), (52, 500615), (59, 441220), (65, 400492), (118, 220610), (130, 200246), (236, 110305), (260, 100123), (295, 88244), (590, 44122), (767, 33940), (1180, 22061), (1534, 16970), (1697, 15340), (3068, 8485), (3394, 7670), (3835, 6788)]