2901080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 8043840

約数和(自身を除く): 5142760

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, 455, 520, 728, 797, 910, 1594, 1820, 3188, 3640, 3985, 5579, 6376, 7970, 10361, 11158, 15940, 20722, 22316, 27895, 31880, 41444, 44632, 51805, 55790, 72527, 82888, 103610, 111580, 145054, 207220, 223160, 290108, 362635, 414440, 580216, 725270, 1450540, 2901080]

約数ペア:

[(1, 2901080), (2, 1450540), (4, 725270), (5, 580216), (7, 414440), (8, 362635), (10, 290108), (13, 223160), (14, 207220), (20, 145054), (26, 111580), (28, 103610), (35, 82888), (40, 72527), (52, 55790), (56, 51805), (65, 44632), (70, 41444), (91, 31880), (104, 27895), (130, 22316), (140, 20722), (182, 15940), (260, 11158), (280, 10361), (364, 7970), (455, 6376), (520, 5579), (728, 3985), (797, 3640), (910, 3188), (1594, 1820)]