71668940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30113}}^1$

素因数の和:30146

約数の個数: 48

約数和(自身を含む): 182129472

約数和(自身を除く): 110460532

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 30113, 60226, 120452, 150565, 210791, 301130, 421582, 511921, 602260, 843164, 1023842, 1053955, 2047684, 2107910, 2559605, 3583447, 4215820, 5119210, 7166894, 10238420, 14333788, 17917235, 35834470, 71668940]

約数ペア:

[(1, 71668940), (2, 35834470), (4, 17917235), (5, 14333788), (7, 10238420), (10, 7166894), (14, 5119210), (17, 4215820), (20, 3583447), (28, 2559605), (34, 2107910), (35, 2047684), (68, 1053955), (70, 1023842), (85, 843164), (119, 602260), (140, 511921), (170, 421582), (238, 301130), (340, 210791), (476, 150565), (595, 120452), (1190, 60226), (2380, 30113)]