1640894816

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{16829}}^1$

素因数の和:17127

約数の個数: 48

約数和(自身を含む): 3537127440

約数和(自身を除く): 1896232624

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 277, 352, 554, 1108, 2216, 3047, 4432, 6094, 8864, 12188, 16829, 24376, 33658, 48752, 67316, 97504, 134632, 185119, 269264, 370238, 538528, 740476, 1480952, 2961904, 4661633, 5923808, 9323266, 18646532, 37293064, 51277963, 74586128, 102555926, 149172256, 205111852, 410223704, 820447408, 1640894816]

約数ペア:

[(1, 1640894816), (2, 820447408), (4, 410223704), (8, 205111852), (11, 149172256), (16, 102555926), (22, 74586128), (32, 51277963), (44, 37293064), (88, 18646532), (176, 9323266), (277, 5923808), (352, 4661633), (554, 2961904), (1108, 1480952), (2216, 740476), (3047, 538528), (4432, 370238), (6094, 269264), (8864, 185119), (12188, 134632), (16829, 97504), (24376, 67316), (33658, 48752)]