18802160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 47809440

約数和(自身を除く): 29007280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 179, 202, 208, 260, 358, 404, 505, 520, 716, 808, 895, 1010, 1040, 1313, 1432, 1616, 1790, 2020, 2327, 2626, 2864, 3580, 4040, 4654, 5252, 6565, 7160, 8080, 9308, 10504, 11635, 13130, 14320, 18079, 18616, 21008, 23270, 26260, 36158, 37232, 46540, 52520, 72316, 90395, 93080, 105040, 144632, 180790, 186160, 235027, 289264, 361580, 470054, 723160, 940108, 1175135, 1446320, 1880216, 2350270, 3760432, 4700540, 9401080, 18802160]

約数ペア:

[(1, 18802160), (2, 9401080), (4, 4700540), (5, 3760432), (8, 2350270), (10, 1880216), (13, 1446320), (16, 1175135), (20, 940108), (26, 723160), (40, 470054), (52, 361580), (65, 289264), (80, 235027), (101, 186160), (104, 180790), (130, 144632), (179, 105040), (202, 93080), (208, 90395), (260, 72316), (358, 52520), (404, 46540), (505, 37232), (520, 36158), (716, 26260), (808, 23270), (895, 21008), (1010, 18616), (1040, 18079), (1313, 14320), (1432, 13130), (1616, 11635), (1790, 10504), (2020, 9308), (2327, 8080), (2626, 7160), (2864, 6565), (3580, 5252), (4040, 4654)]