2186340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 6595008

約数和(自身を除く): 4408668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2803, 5606, 8409, 11212, 14015, 16818, 28030, 33636, 36439, 42045, 56060, 72878, 84090, 109317, 145756, 168180, 182195, 218634, 364390, 437268, 546585, 728780, 1093170, 2186340]

約数ペア:

[(1, 2186340), (2, 1093170), (3, 728780), (4, 546585), (5, 437268), (6, 364390), (10, 218634), (12, 182195), (13, 168180), (15, 145756), (20, 109317), (26, 84090), (30, 72878), (39, 56060), (52, 42045), (60, 36439), (65, 33636), (78, 28030), (130, 16818), (156, 14015), (195, 11212), (260, 8409), (390, 5606), (780, 2803)]