2009606480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{5581}}^1$

素因数の和:6244

約数の個数: 80

約数和(自身を含む): 5349074304

約数和(自身を除く): 3339467824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 643, 1286, 2572, 3215, 4501, 5144, 5581, 6430, 9002, 10288, 11162, 12860, 18004, 22324, 22505, 25720, 27905, 36008, 39067, 44648, 45010, 51440, 55810, 72016, 78134, 89296, 90020, 111620, 156268, 180040, 195335, 223240, 312536, 360080, 390670, 446480, 625072, 781340, 1562680, 3125360, 3588583, 7177166, 14354332, 17942915, 25120081, 28708664, 35885830, 50240162, 57417328, 71771660, 100480324, 125600405, 143543320, 200960648, 251200810, 287086640, 401921296, 502401620, 1004803240, 2009606480]

約数ペア:

[(1, 2009606480), (2, 1004803240), (4, 502401620), (5, 401921296), (7, 287086640), (8, 251200810), (10, 200960648), (14, 143543320), (16, 125600405), (20, 100480324), (28, 71771660), (35, 57417328), (40, 50240162), (56, 35885830), (70, 28708664), (80, 25120081), (112, 17942915), (140, 14354332), (280, 7177166), (560, 3588583), (643, 3125360), (1286, 1562680), (2572, 781340), (3215, 625072), (4501, 446480), (5144, 390670), (5581, 360080), (6430, 312536), (9002, 223240), (10288, 195335), (11162, 180040), (12860, 156268), (18004, 111620), (22324, 90020), (22505, 89296), (25720, 78134), (27905, 72016), (36008, 55810), (39067, 51440), (44648, 45010)]