16261520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 43711488

約数和(自身を除く): 27449968

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, 680, 748, 880, 935, 1087, 1360, 1496, 1870, 2174, 2992, 3740, 4348, 5435, 7480, 8696, 10870, 11957, 14960, 17392, 18479, 21740, 23914, 36958, 43480, 47828, 59785, 73916, 86960, 92395, 95656, 119570, 147832, 184790, 191312, 203269, 239140, 295664, 369580, 406538, 478280, 739160, 813076, 956560, 1016345, 1478320, 1626152, 2032690, 3252304, 4065380, 8130760, 16261520]

約数ペア:

[(1, 16261520), (2, 8130760), (4, 4065380), (5, 3252304), (8, 2032690), (10, 1626152), (11, 1478320), (16, 1016345), (17, 956560), (20, 813076), (22, 739160), (34, 478280), (40, 406538), (44, 369580), (55, 295664), (68, 239140), (80, 203269), (85, 191312), (88, 184790), (110, 147832), (136, 119570), (170, 95656), (176, 92395), (187, 86960), (220, 73916), (272, 59785), (340, 47828), (374, 43480), (440, 36958), (680, 23914), (748, 21740), (880, 18479), (935, 17392), (1087, 14960), (1360, 11957), (1496, 10870), (1870, 8696), (2174, 7480), (2992, 5435), (3740, 4348)]