9888560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 26596512

約数和(自身を除く): 16707952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 661, 680, 748, 880, 935, 1322, 1360, 1496, 1870, 2644, 2992, 3305, 3740, 5288, 6610, 7271, 7480, 10576, 11237, 13220, 14542, 14960, 22474, 26440, 29084, 36355, 44948, 52880, 56185, 58168, 72710, 89896, 112370, 116336, 123607, 145420, 179792, 224740, 247214, 290840, 449480, 494428, 581680, 618035, 898960, 988856, 1236070, 1977712, 2472140, 4944280, 9888560]

約数ペア:

[(1, 9888560), (2, 4944280), (4, 2472140), (5, 1977712), (8, 1236070), (10, 988856), (11, 898960), (16, 618035), (17, 581680), (20, 494428), (22, 449480), (34, 290840), (40, 247214), (44, 224740), (55, 179792), (68, 145420), (80, 123607), (85, 116336), (88, 112370), (110, 89896), (136, 72710), (170, 58168), (176, 56185), (187, 52880), (220, 44948), (272, 36355), (340, 29084), (374, 26440), (440, 22474), (661, 14960), (680, 14542), (748, 13220), (880, 11237), (935, 10576), (1322, 7480), (1360, 7271), (1496, 6610), (1870, 5288), (2644, 3740), (2992, 3305)]