12739540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 29594880

約数和(自身を除く): 16855340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 733, 790, 869, 1466, 1580, 1738, 2932, 3476, 3665, 4345, 7330, 8063, 8690, 14660, 16126, 17380, 32252, 40315, 57907, 80630, 115814, 161260, 231628, 289535, 579070, 636977, 1158140, 1273954, 2547908, 3184885, 6369770, 12739540]

約数ペア:

[(1, 12739540), (2, 6369770), (4, 3184885), (5, 2547908), (10, 1273954), (11, 1158140), (20, 636977), (22, 579070), (44, 289535), (55, 231628), (79, 161260), (110, 115814), (158, 80630), (220, 57907), (316, 40315), (395, 32252), (733, 17380), (790, 16126), (869, 14660), (1466, 8690), (1580, 8063), (1738, 7330), (2932, 4345), (3476, 3665)]