1288734580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2531}}^1\times {\mathrm{3637}}^1$

素因数の和:6184

約数の個数: 48

約数和(自身を含む): 3095035776

約数和(自身を除く): 1806301196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2531, 3637, 5062, 7274, 10124, 12655, 14548, 17717, 18185, 25310, 25459, 35434, 36370, 50620, 50918, 70868, 72740, 88585, 101836, 127295, 177170, 254590, 354340, 509180, 9205247, 18410494, 36820988, 46026235, 64436729, 92052470, 128873458, 184104940, 257746916, 322183645, 644367290, 1288734580]

約数ペア:

[(1, 1288734580), (2, 644367290), (4, 322183645), (5, 257746916), (7, 184104940), (10, 128873458), (14, 92052470), (20, 64436729), (28, 46026235), (35, 36820988), (70, 18410494), (140, 9205247), (2531, 509180), (3637, 354340), (5062, 254590), (7274, 177170), (10124, 127295), (12655, 101836), (14548, 88585), (17717, 72740), (18185, 70868), (25310, 50918), (25459, 50620), (35434, 36370)]