2840095020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{75979}}^1$

素因数の和:76087

約数の個数: 96

約数和(自身を含む): 9190540800

約数和(自身を除く): 6350445780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2492, 2670, 3115, 3738, 5340, 6230, 7476, 9345, 12460, 18690, 37380, 75979, 151958, 227937, 303916, 379895, 455874, 531853, 759790, 911748, 1063706, 1139685, 1519580, 1595559, 2127412, 2279370, 2659265, 3191118, 4558740, 5318530, 6382236, 6762131, 7977795, 10637060, 13524262, 15955590, 20286393, 27048524, 31911180, 33810655, 40572786, 47334917, 67621310, 81145572, 94669834, 101431965, 135242620, 142004751, 189339668, 202863930, 236674585, 284009502, 405727860, 473349170, 568019004, 710023755, 946698340, 1420047510, 2840095020]

約数ペア:

[(1, 2840095020), (2, 1420047510), (3, 946698340), (4, 710023755), (5, 568019004), (6, 473349170), (7, 405727860), (10, 284009502), (12, 236674585), (14, 202863930), (15, 189339668), (20, 142004751), (21, 135242620), (28, 101431965), (30, 94669834), (35, 81145572), (42, 67621310), (60, 47334917), (70, 40572786), (84, 33810655), (89, 31911180), (105, 27048524), (140, 20286393), (178, 15955590), (210, 13524262), (267, 10637060), (356, 7977795), (420, 6762131), (445, 6382236), (534, 5318530), (623, 4558740), (890, 3191118), (1068, 2659265), (1246, 2279370), (1335, 2127412), (1780, 1595559), (1869, 1519580), (2492, 1139685), (2670, 1063706), (3115, 911748), (3738, 759790), (5340, 531853), (6230, 455874), (7476, 379895), (9345, 303916), (12460, 227937), (18690, 151958), (37380, 75979)]