20107622360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{23369}}^1$

素因数の和:23833

約数の個数: 96

約数和(自身を含む): 52750764000

約数和(自身を除く): 32643141640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 439, 490, 878, 980, 1756, 1960, 2195, 3073, 3512, 4390, 6146, 8780, 12292, 15365, 17560, 21511, 23369, 24584, 30730, 43022, 46738, 61460, 86044, 93476, 107555, 116845, 122920, 163583, 172088, 186952, 215110, 233690, 327166, 430220, 467380, 654332, 817915, 860440, 934760, 1145081, 1308664, 1635830, 2290162, 3271660, 4580324, 5725405, 6543320, 9160648, 10258991, 11450810, 20517982, 22901620, 41035964, 45803240, 51294955, 71812937, 82071928, 102589910, 143625874, 205179820, 287251748, 359064685, 410359640, 502690559, 574503496, 718129370, 1005381118, 1436258740, 2010762236, 2513452795, 2872517480, 4021524472, 5026905590, 10053811180, 20107622360]

約数ペア:

[(1, 20107622360), (2, 10053811180), (4, 5026905590), (5, 4021524472), (7, 2872517480), (8, 2513452795), (10, 2010762236), (14, 1436258740), (20, 1005381118), (28, 718129370), (35, 574503496), (40, 502690559), (49, 410359640), (56, 359064685), (70, 287251748), (98, 205179820), (140, 143625874), (196, 102589910), (245, 82071928), (280, 71812937), (392, 51294955), (439, 45803240), (490, 41035964), (878, 22901620), (980, 20517982), (1756, 11450810), (1960, 10258991), (2195, 9160648), (3073, 6543320), (3512, 5725405), (4390, 4580324), (6146, 3271660), (8780, 2290162), (12292, 1635830), (15365, 1308664), (17560, 1145081), (21511, 934760), (23369, 860440), (24584, 817915), (30730, 654332), (43022, 467380), (46738, 430220), (61460, 327166), (86044, 233690), (93476, 215110), (107555, 186952), (116845, 172088), (122920, 163583)]