2017999740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{86461}}^1$

素因数の和:86862

約数の個数: 48

約数和(自身を含む): 5664990240

約数和(自身を除く): 3646990500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 11670, 23340, 86461, 172922, 259383, 345844, 432305, 518766, 864610, 1037532, 1296915, 1729220, 2593830, 5187660, 33633329, 67266658, 100899987, 134533316, 168166645, 201799974, 336333290, 403599948, 504499935, 672666580, 1008999870, 2017999740]

約数ペア:

[(1, 2017999740), (2, 1008999870), (3, 672666580), (4, 504499935), (5, 403599948), (6, 336333290), (10, 201799974), (12, 168166645), (15, 134533316), (20, 100899987), (30, 67266658), (60, 33633329), (389, 5187660), (778, 2593830), (1167, 1729220), (1556, 1296915), (1945, 1037532), (2334, 864610), (3890, 518766), (4668, 432305), (5835, 345844), (7780, 259383), (11670, 172922), (23340, 86461)]