2856818020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{658253}}^1$

素因数の和:658300

約数の個数: 48

約数和(自身を含む): 7077547008

約数和(自身を除く): 4220728988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 658253, 1316506, 2633012, 3291265, 4607771, 6582530, 9215542, 13165060, 18431084, 20405843, 23038855, 40811686, 46077710, 81623372, 92155420, 102029215, 142840901, 204058430, 285681802, 408116860, 571363604, 714204505, 1428409010, 2856818020]

約数ペア:

[(1, 2856818020), (2, 1428409010), (4, 714204505), (5, 571363604), (7, 408116860), (10, 285681802), (14, 204058430), (20, 142840901), (28, 102029215), (31, 92155420), (35, 81623372), (62, 46077710), (70, 40811686), (124, 23038855), (140, 20405843), (155, 18431084), (217, 13165060), (310, 9215542), (434, 6582530), (620, 4607771), (868, 3291265), (1085, 2633012), (2170, 1316506), (4340, 658253)]