1612520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 4475520

約数和(自身を除く): 2863000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 443, 455, 520, 728, 886, 910, 1772, 1820, 2215, 3101, 3544, 3640, 4430, 5759, 6202, 8860, 11518, 12404, 15505, 17720, 23036, 24808, 28795, 31010, 40313, 46072, 57590, 62020, 80626, 115180, 124040, 161252, 201565, 230360, 322504, 403130, 806260, 1612520]

約数ペア:

[(1, 1612520), (2, 806260), (4, 403130), (5, 322504), (7, 230360), (8, 201565), (10, 161252), (13, 124040), (14, 115180), (20, 80626), (26, 62020), (28, 57590), (35, 46072), (40, 40313), (52, 31010), (56, 28795), (65, 24808), (70, 23036), (91, 17720), (104, 15505), (130, 12404), (140, 11518), (182, 8860), (260, 6202), (280, 5759), (364, 4430), (443, 3640), (455, 3544), (520, 3101), (728, 2215), (886, 1820), (910, 1772)]