20180608420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{139813}}^1$

素因数の和:140860

約数の個数: 48

約数和(自身を含む): 48480784128

約数和(自身を除く): 28300175708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1031, 2062, 4124, 5155, 7217, 10310, 14434, 20620, 28868, 36085, 72170, 139813, 144340, 279626, 559252, 699065, 978691, 1398130, 1957382, 2796260, 3914764, 4893455, 9786910, 19573820, 144147203, 288294406, 576588812, 720736015, 1009030421, 1441472030, 2018060842, 2882944060, 4036121684, 5045152105, 10090304210, 20180608420]

約数ペア:

[(1, 20180608420), (2, 10090304210), (4, 5045152105), (5, 4036121684), (7, 2882944060), (10, 2018060842), (14, 1441472030), (20, 1009030421), (28, 720736015), (35, 576588812), (70, 288294406), (140, 144147203), (1031, 19573820), (2062, 9786910), (4124, 4893455), (5155, 3914764), (7217, 2796260), (10310, 1957382), (14434, 1398130), (20620, 978691), (28868, 699065), (36085, 559252), (72170, 279626), (139813, 144340)]