17805320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 43711920

約数和(自身を除く): 25906600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 353, 388, 485, 520, 706, 776, 970, 1261, 1412, 1765, 1940, 2522, 2824, 3530, 3880, 4589, 5044, 6305, 7060, 9178, 10088, 12610, 14120, 18356, 22945, 25220, 34241, 36712, 45890, 50440, 68482, 91780, 136964, 171205, 183560, 273928, 342410, 445133, 684820, 890266, 1369640, 1780532, 2225665, 3561064, 4451330, 8902660, 17805320]

約数ペア:

[(1, 17805320), (2, 8902660), (4, 4451330), (5, 3561064), (8, 2225665), (10, 1780532), (13, 1369640), (20, 890266), (26, 684820), (40, 445133), (52, 342410), (65, 273928), (97, 183560), (104, 171205), (130, 136964), (194, 91780), (260, 68482), (353, 50440), (388, 45890), (485, 36712), (520, 34241), (706, 25220), (776, 22945), (970, 18356), (1261, 14120), (1412, 12610), (1765, 10088), (1940, 9178), (2522, 7060), (2824, 6305), (3530, 5044), (3880, 4589)]