15641080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4297}}^1$

素因数の和:4328

約数の個数: 64

約数和(自身を含む): 43323840

約数和(自身を除く): 27682760

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, 910, 1820, 3640, 4297, 8594, 17188, 21485, 30079, 34376, 42970, 55861, 60158, 85940, 111722, 120316, 150395, 171880, 223444, 240632, 279305, 300790, 391027, 446888, 558610, 601580, 782054, 1117220, 1203160, 1564108, 1955135, 2234440, 3128216, 3910270, 7820540, 15641080]

約数ペア:

[(1, 15641080), (2, 7820540), (4, 3910270), (5, 3128216), (7, 2234440), (8, 1955135), (10, 1564108), (13, 1203160), (14, 1117220), (20, 782054), (26, 601580), (28, 558610), (35, 446888), (40, 391027), (52, 300790), (56, 279305), (65, 240632), (70, 223444), (91, 171880), (104, 150395), (130, 120316), (140, 111722), (182, 85940), (260, 60158), (280, 55861), (364, 42970), (455, 34376), (520, 30079), (728, 21485), (910, 17188), (1820, 8594), (3640, 4297)]