8738290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 18714240

約数和(自身を除く): 9975950

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 113, 185, 190, 209, 226, 370, 407, 418, 565, 703, 814, 1045, 1130, 1243, 1406, 2035, 2090, 2147, 2486, 3515, 4070, 4181, 4294, 6215, 7030, 7733, 8362, 10735, 12430, 15466, 20905, 21470, 23617, 38665, 41810, 45991, 47234, 77330, 79439, 91982, 118085, 158878, 229955, 236170, 397195, 459910, 794390, 873829, 1747658, 4369145, 8738290]

約数ペア:

[(1, 8738290), (2, 4369145), (5, 1747658), (10, 873829), (11, 794390), (19, 459910), (22, 397195), (37, 236170), (38, 229955), (55, 158878), (74, 118085), (95, 91982), (110, 79439), (113, 77330), (185, 47234), (190, 45991), (209, 41810), (226, 38665), (370, 23617), (407, 21470), (418, 20905), (565, 15466), (703, 12430), (814, 10735), (1045, 8362), (1130, 7733), (1243, 7030), (1406, 6215), (2035, 4294), (2090, 4181), (2147, 4070), (2486, 3515)]