13131160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2080

約数の個数: 64

約数和(自身を含む): 35251200

約数和(自身を除く): 22120040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 2039, 3220, 4078, 6440, 8156, 10195, 14273, 16312, 20390, 28546, 40780, 46897, 57092, 71365, 81560, 93794, 114184, 142730, 187588, 234485, 285460, 328279, 375176, 468970, 570920, 656558, 937940, 1313116, 1641395, 1875880, 2626232, 3282790, 6565580, 13131160]

約数ペア:

[(1, 13131160), (2, 6565580), (4, 3282790), (5, 2626232), (7, 1875880), (8, 1641395), (10, 1313116), (14, 937940), (20, 656558), (23, 570920), (28, 468970), (35, 375176), (40, 328279), (46, 285460), (56, 234485), (70, 187588), (92, 142730), (115, 114184), (140, 93794), (161, 81560), (184, 71365), (230, 57092), (280, 46897), (322, 40780), (460, 28546), (644, 20390), (805, 16312), (920, 14273), (1288, 10195), (1610, 8156), (2039, 6440), (3220, 4078)]