68444860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28283}}^1$

素因数の和:28314

約数の個数: 36

約数和(自身を含む): 157994424

約数和(自身を除く): 89549564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 28283, 56566, 113132, 141415, 282830, 311113, 565660, 622226, 1244452, 1555565, 3111130, 3422243, 6222260, 6844486, 13688972, 17111215, 34222430, 68444860]

約数ペア:

[(1, 68444860), (2, 34222430), (4, 17111215), (5, 13688972), (10, 6844486), (11, 6222260), (20, 3422243), (22, 3111130), (44, 1555565), (55, 1244452), (110, 622226), (121, 565660), (220, 311113), (242, 282830), (484, 141415), (605, 113132), (1210, 56566), (2420, 28283)]