8045390360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4104791}}^1$

素因数の和:4104816

約数の個数: 48

約数和(自身を含む): 21057582960

約数和(自身を除く): 13012192600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4104791, 8209582, 16419164, 20523955, 28733537, 32838328, 41047910, 57467074, 82095820, 114934148, 143667685, 164191640, 201134759, 229868296, 287335370, 402269518, 574670740, 804539036, 1005673795, 1149341480, 1609078072, 2011347590, 4022695180, 8045390360]

約数ペア:

[(1, 8045390360), (2, 4022695180), (4, 2011347590), (5, 1609078072), (7, 1149341480), (8, 1005673795), (10, 804539036), (14, 574670740), (20, 402269518), (28, 287335370), (35, 229868296), (40, 201134759), (49, 164191640), (56, 143667685), (70, 114934148), (98, 82095820), (140, 57467074), (196, 41047910), (245, 32838328), (280, 28733537), (392, 20523955), (490, 16419164), (980, 8209582), (1960, 4104791)]