2081070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 5700240

約数和(自身を除く): 3619170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1217, 1710, 2434, 3651, 6085, 7302, 10953, 12170, 18255, 21906, 23123, 36510, 46246, 54765, 69369, 109530, 115615, 138738, 208107, 231230, 346845, 416214, 693690, 1040535, 2081070]

約数ペア:

[(1, 2081070), (2, 1040535), (3, 693690), (5, 416214), (6, 346845), (9, 231230), (10, 208107), (15, 138738), (18, 115615), (19, 109530), (30, 69369), (38, 54765), (45, 46246), (57, 36510), (90, 23123), (95, 21906), (114, 18255), (171, 12170), (190, 10953), (285, 7302), (342, 6085), (570, 3651), (855, 2434), (1217, 1710)]