9936680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 24449040

約数和(自身を除く): 14512360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 197, 260, 388, 394, 485, 520, 776, 788, 970, 985, 1261, 1576, 1940, 1970, 2522, 2561, 3880, 3940, 5044, 5122, 6305, 7880, 10088, 10244, 12610, 12805, 19109, 20488, 25220, 25610, 38218, 50440, 51220, 76436, 95545, 102440, 152872, 191090, 248417, 382180, 496834, 764360, 993668, 1242085, 1987336, 2484170, 4968340, 9936680]

約数ペア:

[(1, 9936680), (2, 4968340), (4, 2484170), (5, 1987336), (8, 1242085), (10, 993668), (13, 764360), (20, 496834), (26, 382180), (40, 248417), (52, 191090), (65, 152872), (97, 102440), (104, 95545), (130, 76436), (194, 51220), (197, 50440), (260, 38218), (388, 25610), (394, 25220), (485, 20488), (520, 19109), (776, 12805), (788, 12610), (970, 10244), (985, 10088), (1261, 7880), (1576, 6305), (1940, 5122), (1970, 5044), (2522, 3940), (2561, 3880)]