12501580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6869}}^1$

素因数の和:6898

約数の個数: 48

約数和(自身を含む): 32316480

約数和(自身を除く): 19814900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 6869, 13738, 27476, 34345, 48083, 68690, 89297, 96166, 137380, 178594, 192332, 240415, 357188, 446485, 480830, 625079, 892970, 961660, 1250158, 1785940, 2500316, 3125395, 6250790, 12501580]

約数ペア:

[(1, 12501580), (2, 6250790), (4, 3125395), (5, 2500316), (7, 1785940), (10, 1250158), (13, 961660), (14, 892970), (20, 625079), (26, 480830), (28, 446485), (35, 357188), (52, 240415), (65, 192332), (70, 178594), (91, 137380), (130, 96166), (140, 89297), (182, 68690), (260, 48083), (364, 34345), (455, 27476), (910, 13738), (1820, 6869)]