8746140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11213}}^1$

素因数の和:11238

約数の個数: 48

約数和(自身を含む): 26375328

約数和(自身を除く): 17629188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11213, 22426, 33639, 44852, 56065, 67278, 112130, 134556, 145769, 168195, 224260, 291538, 336390, 437307, 583076, 672780, 728845, 874614, 1457690, 1749228, 2186535, 2915380, 4373070, 8746140]

約数ペア:

[(1, 8746140), (2, 4373070), (3, 2915380), (4, 2186535), (5, 1749228), (6, 1457690), (10, 874614), (12, 728845), (13, 672780), (15, 583076), (20, 437307), (26, 336390), (30, 291538), (39, 224260), (52, 168195), (60, 145769), (65, 134556), (78, 112130), (130, 67278), (156, 56065), (195, 44852), (260, 33639), (390, 22426), (780, 11213)]