12940144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3727}}^1$

素因数の和:3773

約数の個数: 40

約数和(自身を含む): 29585408

約数和(自身を除く): 16645264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 3727, 7454, 14908, 26089, 29816, 52178, 59632, 104356, 115537, 208712, 231074, 417424, 462148, 808759, 924296, 1617518, 1848592, 3235036, 6470072, 12940144]

約数ペア:

[(1, 12940144), (2, 6470072), (4, 3235036), (7, 1848592), (8, 1617518), (14, 924296), (16, 808759), (28, 462148), (31, 417424), (56, 231074), (62, 208712), (112, 115537), (124, 104356), (217, 59632), (248, 52178), (434, 29816), (496, 26089), (868, 14908), (1736, 7454), (3472, 3727)]