8365890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1171

約数の個数: 64

約数和(自身を含む): 22780800

約数和(自身を除く): 14414910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1129, 1235, 1482, 2258, 2470, 3387, 3705, 5645, 6774, 7410, 11290, 14677, 16935, 21451, 29354, 33870, 42902, 44031, 64353, 73385, 88062, 107255, 128706, 146770, 214510, 220155, 278863, 321765, 440310, 557726, 643530, 836589, 1394315, 1673178, 2788630, 4182945, 8365890]

約数ペア:

[(1, 8365890), (2, 4182945), (3, 2788630), (5, 1673178), (6, 1394315), (10, 836589), (13, 643530), (15, 557726), (19, 440310), (26, 321765), (30, 278863), (38, 220155), (39, 214510), (57, 146770), (65, 128706), (78, 107255), (95, 88062), (114, 73385), (130, 64353), (190, 44031), (195, 42902), (247, 33870), (285, 29354), (390, 21451), (494, 16935), (570, 14677), (741, 11290), (1129, 7410), (1235, 6774), (1482, 5645), (2258, 3705), (2470, 3387)]