12087880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1877}}^1$

素因数の和:1918

約数の個数: 64

約数和(自身を含む): 32451840

約数和(自身を除く): 20363960

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, 1877, 3220, 3754, 6440, 7508, 9385, 13139, 15016, 18770, 26278, 37540, 43171, 52556, 65695, 75080, 86342, 105112, 131390, 172684, 215855, 262780, 302197, 345368, 431710, 525560, 604394, 863420, 1208788, 1510985, 1726840, 2417576, 3021970, 6043940, 12087880]

約数ペア:

[(1, 12087880), (2, 6043940), (4, 3021970), (5, 2417576), (7, 1726840), (8, 1510985), (10, 1208788), (14, 863420), (20, 604394), (23, 525560), (28, 431710), (35, 345368), (40, 302197), (46, 262780), (56, 215855), (70, 172684), (92, 131390), (115, 105112), (140, 86342), (161, 75080), (184, 65695), (230, 52556), (280, 43171), (322, 37540), (460, 26278), (644, 18770), (805, 15016), (920, 13139), (1288, 9385), (1610, 7508), (1877, 6440), (3220, 3754)]