2018370820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{11863}}^1$

素因数の和:12100

約数の個数: 48

約数和(自身を含む): 4353043968

約数和(自身を除く): 2334673148

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 181, 188, 235, 362, 470, 724, 905, 940, 1810, 3620, 8507, 11863, 17014, 23726, 34028, 42535, 47452, 59315, 85070, 118630, 170140, 237260, 557561, 1115122, 2147203, 2230244, 2787805, 4294406, 5575610, 8588812, 10736015, 11151220, 21472030, 42944060, 100918541, 201837082, 403674164, 504592705, 1009185410, 2018370820]

約数ペア:

[(1, 2018370820), (2, 1009185410), (4, 504592705), (5, 403674164), (10, 201837082), (20, 100918541), (47, 42944060), (94, 21472030), (181, 11151220), (188, 10736015), (235, 8588812), (362, 5575610), (470, 4294406), (724, 2787805), (905, 2230244), (940, 2147203), (1810, 1115122), (3620, 557561), (8507, 237260), (11863, 170140), (17014, 118630), (23726, 85070), (34028, 59315), (42535, 47452)]