20173024040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{399941}}^1$

素因数の和:400062

約数の個数: 64

約数和(自身を含む): 49384838160

約数和(自身を除く): 29211814120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1940, 2522, 3880, 5044, 6305, 10088, 12610, 25220, 50440, 399941, 799882, 1599764, 1999705, 3199528, 3999410, 5199233, 7998820, 10398466, 15997640, 20796932, 25996165, 38794277, 41593864, 51992330, 77588554, 103984660, 155177108, 193971385, 207969320, 310354216, 387942770, 504325601, 775885540, 1008651202, 1551771080, 2017302404, 2521628005, 4034604808, 5043256010, 10086512020, 20173024040]

約数ペア:

[(1, 20173024040), (2, 10086512020), (4, 5043256010), (5, 4034604808), (8, 2521628005), (10, 2017302404), (13, 1551771080), (20, 1008651202), (26, 775885540), (40, 504325601), (52, 387942770), (65, 310354216), (97, 207969320), (104, 193971385), (130, 155177108), (194, 103984660), (260, 77588554), (388, 51992330), (485, 41593864), (520, 38794277), (776, 25996165), (970, 20796932), (1261, 15997640), (1940, 10398466), (2522, 7998820), (3880, 5199233), (5044, 3999410), (6305, 3199528), (10088, 1999705), (12610, 1599764), (25220, 799882), (50440, 399941)]