20599240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30293}}^1$

素因数の和:30321

約数の個数: 32

約数和(自身を含む): 49076280

約数和(自身を除く): 28477040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 30293, 60586, 121172, 151465, 242344, 302930, 514981, 605860, 1029962, 1211720, 2059924, 2574905, 4119848, 5149810, 10299620, 20599240]

約数ペア:

[(1, 20599240), (2, 10299620), (4, 5149810), (5, 4119848), (8, 2574905), (10, 2059924), (17, 1211720), (20, 1029962), (34, 605860), (40, 514981), (68, 302930), (85, 242344), (136, 151465), (170, 121172), (340, 60586), (680, 30293)]