958479860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{18713}}^1$

素因数の和:18932

約数の個数: 48

約数和(自身を含む): 2178758736

約数和(自身を除く): 1220278876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3940, 5122, 10244, 12805, 18713, 25610, 37426, 51220, 74852, 93565, 187130, 243269, 374260, 486538, 973076, 1216345, 2432690, 3686461, 4865380, 7372922, 14745844, 18432305, 36864610, 47923993, 73729220, 95847986, 191695972, 239619965, 479239930, 958479860]

約数ペア:

[(1, 958479860), (2, 479239930), (4, 239619965), (5, 191695972), (10, 95847986), (13, 73729220), (20, 47923993), (26, 36864610), (52, 18432305), (65, 14745844), (130, 7372922), (197, 4865380), (260, 3686461), (394, 2432690), (788, 1216345), (985, 973076), (1970, 486538), (2561, 374260), (3940, 243269), (5122, 187130), (10244, 93565), (12805, 74852), (18713, 51220), (25610, 37426)]