225577520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{402817}}^1$

素因数の和:402837

約数の個数: 40

約数和(自身を含む): 599393184

約数和(自身を除く): 373815664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 402817, 805634, 1611268, 2014085, 2819719, 3222536, 4028170, 5639438, 6445072, 8056340, 11278876, 14098595, 16112680, 22557752, 28197190, 32225360, 45115504, 56394380, 112788760, 225577520]

約数ペア:

[(1, 225577520), (2, 112788760), (4, 56394380), (5, 45115504), (7, 32225360), (8, 28197190), (10, 22557752), (14, 16112680), (16, 14098595), (20, 11278876), (28, 8056340), (35, 6445072), (40, 5639438), (56, 4028170), (70, 3222536), (80, 2819719), (112, 2014085), (140, 1611268), (280, 805634), (560, 402817)]