27287140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 32152604

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 311, 410, 428, 535, 622, 820, 1070, 1244, 1555, 2140, 3110, 4387, 6220, 8774, 12751, 17548, 21935, 25502, 33277, 43870, 51004, 63755, 66554, 87740, 127510, 133108, 166385, 255020, 332770, 665540, 1364357, 2728714, 5457428, 6821785, 13643570, 27287140]

約数ペア:

[(1, 27287140), (2, 13643570), (4, 6821785), (5, 5457428), (10, 2728714), (20, 1364357), (41, 665540), (82, 332770), (107, 255020), (164, 166385), (205, 133108), (214, 127510), (311, 87740), (410, 66554), (428, 63755), (535, 51004), (622, 43870), (820, 33277), (1070, 25502), (1244, 21935), (1555, 17548), (2140, 12751), (3110, 8774), (4387, 6220)]