16665280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2741}}^1$

素因数の和:2777

約数の個数: 56

約数和(自身を含む): 41788080

約数和(自身を除く): 25122800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 2741, 3040, 5482, 6080, 10964, 13705, 21928, 27410, 43856, 52079, 54820, 87712, 104158, 109640, 175424, 208316, 219280, 260395, 416632, 438560, 520790, 833264, 877120, 1041580, 1666528, 2083160, 3333056, 4166320, 8332640, 16665280]

約数ペア:

[(1, 16665280), (2, 8332640), (4, 4166320), (5, 3333056), (8, 2083160), (10, 1666528), (16, 1041580), (19, 877120), (20, 833264), (32, 520790), (38, 438560), (40, 416632), (64, 260395), (76, 219280), (80, 208316), (95, 175424), (152, 109640), (160, 104158), (190, 87712), (304, 54820), (320, 52079), (380, 43856), (608, 27410), (760, 21928), (1216, 13705), (1520, 10964), (2741, 6080), (3040, 5482)]