1994120520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2373953}}^1$

素因数の和:2373974

約数の個数: 64

約数和(自身を含む): 6836987520

約数和(自身を除く): 4842867000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2373953, 4747906, 7121859, 9495812, 11869765, 14243718, 16617671, 18991624, 23739530, 28487436, 33235342, 35609295, 47479060, 49853013, 56974872, 66470684, 71218590, 83088355, 94958120, 99706026, 132941368, 142437180, 166176710, 199412052, 249265065, 284874360, 332353420, 398824104, 498530130, 664706840, 997060260, 1994120520]

約数ペア:

[(1, 1994120520), (2, 997060260), (3, 664706840), (4, 498530130), (5, 398824104), (6, 332353420), (7, 284874360), (8, 249265065), (10, 199412052), (12, 166176710), (14, 142437180), (15, 132941368), (20, 99706026), (21, 94958120), (24, 83088355), (28, 71218590), (30, 66470684), (35, 56974872), (40, 49853013), (42, 47479060), (56, 35609295), (60, 33235342), (70, 28487436), (84, 23739530), (105, 18991624), (120, 16617671), (140, 14243718), (168, 11869765), (210, 9495812), (280, 7121859), (420, 4747906), (840, 2373953)]