63989860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1217}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 147329280

約数和(自身を除く): 83339420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 478, 956, 1195, 1217, 2390, 2434, 2629, 4780, 4868, 5258, 6085, 10516, 12170, 13145, 13387, 24340, 26290, 26774, 52580, 53548, 66935, 133870, 267740, 290863, 581726, 1163452, 1454315, 2908630, 3199493, 5817260, 6398986, 12797972, 15997465, 31994930, 63989860]

約数ペア:

[(1, 63989860), (2, 31994930), (4, 15997465), (5, 12797972), (10, 6398986), (11, 5817260), (20, 3199493), (22, 2908630), (44, 1454315), (55, 1163452), (110, 581726), (220, 290863), (239, 267740), (478, 133870), (956, 66935), (1195, 53548), (1217, 52580), (2390, 26774), (2434, 26290), (2629, 24340), (4780, 13387), (4868, 13145), (5258, 12170), (6085, 10516)]