89246420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 202777344

約数和(自身を除く): 113530924

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 263, 361, 380, 470, 526, 722, 893, 940, 1052, 1315, 1444, 1786, 1805, 2630, 3572, 3610, 4465, 4997, 5260, 7220, 8930, 9994, 12361, 16967, 17860, 19988, 24722, 24985, 33934, 49444, 49970, 61805, 67868, 84835, 94943, 99940, 123610, 169670, 189886, 234859, 247220, 339340, 379772, 469718, 474715, 939436, 949430, 1174295, 1898860, 2348590, 4462321, 4697180, 8924642, 17849284, 22311605, 44623210, 89246420]

約数ペア:

[(1, 89246420), (2, 44623210), (4, 22311605), (5, 17849284), (10, 8924642), (19, 4697180), (20, 4462321), (38, 2348590), (47, 1898860), (76, 1174295), (94, 949430), (95, 939436), (188, 474715), (190, 469718), (235, 379772), (263, 339340), (361, 247220), (380, 234859), (470, 189886), (526, 169670), (722, 123610), (893, 99940), (940, 94943), (1052, 84835), (1315, 67868), (1444, 61805), (1786, 49970), (1805, 49444), (2630, 33934), (3572, 24985), (3610, 24722), (4465, 19988), (4997, 17860), (5260, 16967), (7220, 12361), (8930, 9994)]