27869140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2897}}^1$

素因数の和:2956

約数の個数: 48

約数和(自身を含む): 64752912

約数和(自身を除く): 36883772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2897, 4810, 5794, 9620, 11588, 14485, 28970, 37661, 57940, 75322, 107189, 150644, 188305, 214378, 376610, 428756, 535945, 753220, 1071890, 1393457, 2143780, 2786914, 5573828, 6967285, 13934570, 27869140]

約数ペア:

[(1, 27869140), (2, 13934570), (4, 6967285), (5, 5573828), (10, 2786914), (13, 2143780), (20, 1393457), (26, 1071890), (37, 753220), (52, 535945), (65, 428756), (74, 376610), (130, 214378), (148, 188305), (185, 150644), (260, 107189), (370, 75322), (481, 57940), (740, 37661), (962, 28970), (1924, 14485), (2405, 11588), (2897, 9620), (4810, 5794)]