13068020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 31570560

約数和(自身を除く): 18502540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 347, 538, 694, 1076, 1345, 1388, 1735, 1883, 2429, 2690, 3470, 3766, 4858, 5380, 6940, 7532, 9415, 9716, 12145, 18830, 24290, 37660, 48580, 93343, 186686, 373372, 466715, 653401, 933430, 1306802, 1866860, 2613604, 3267005, 6534010, 13068020]

約数ペア:

[(1, 13068020), (2, 6534010), (4, 3267005), (5, 2613604), (7, 1866860), (10, 1306802), (14, 933430), (20, 653401), (28, 466715), (35, 373372), (70, 186686), (140, 93343), (269, 48580), (347, 37660), (538, 24290), (694, 18830), (1076, 12145), (1345, 9716), (1388, 9415), (1735, 7532), (1883, 6940), (2429, 5380), (2690, 4858), (3470, 3766)]