1263669936520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{1846283}}^1$

素因数の和:1846606

約数の個数: 64

約数和(自身を含む): 2895268717440

約数和(自身を除く): 1631598780920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 241, 284, 355, 482, 568, 710, 964, 1205, 1420, 1928, 2410, 2840, 4820, 9640, 17111, 34222, 68444, 85555, 136888, 171110, 342220, 684440, 1846283, 3692566, 7385132, 9231415, 14770264, 18462830, 36925660, 73851320, 131086093, 262172186, 444954203, 524344372, 655430465, 889908406, 1048688744, 1310860930, 1779816812, 2224771015, 2621721860, 3559633624, 4449542030, 5243443720, 8899084060, 17798168120, 31591748413, 63183496826, 126366993652, 157958742065, 252733987304, 315917484130, 631834968260, 1263669936520]

約数ペア:

[(1, 1263669936520), (2, 631834968260), (4, 315917484130), (5, 252733987304), (8, 157958742065), (10, 126366993652), (20, 63183496826), (40, 31591748413), (71, 17798168120), (142, 8899084060), (241, 5243443720), (284, 4449542030), (355, 3559633624), (482, 2621721860), (568, 2224771015), (710, 1779816812), (964, 1310860930), (1205, 1048688744), (1420, 889908406), (1928, 655430465), (2410, 524344372), (2840, 444954203), (4820, 262172186), (9640, 131086093), (17111, 73851320), (34222, 36925660), (68444, 18462830), (85555, 14770264), (136888, 9231415), (171110, 7385132), (342220, 3692566), (684440, 1846283)]