2001566350140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{680804881}}^1$

素因数の和:680804907

約数の個数: 72

約数和(自身を含む): 6519387550032

約数和(自身を除く): 4517821199892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 680804881, 1361609762, 2042414643, 2723219524, 3404024405, 4084829286, 4765634167, 6808048810, 8169658572, 9531268334, 10212073215, 13616097620, 14296902501, 19062536668, 20424146430, 23828170835, 28593805002, 33359439169, 40848292860, 47656341670, 57187610004, 66718878338, 71484512505, 95312683340, 100078317507, 133437756676, 142969025010, 166797195845, 200156635014, 285938050020, 333594391690, 400313270028, 500391587535, 667188783380, 1000783175070, 2001566350140]

約数ペア:

[(1, 2001566350140), (2, 1000783175070), (3, 667188783380), (4, 500391587535), (5, 400313270028), (6, 333594391690), (7, 285938050020), (10, 200156635014), (12, 166797195845), (14, 142969025010), (15, 133437756676), (20, 100078317507), (21, 95312683340), (28, 71484512505), (30, 66718878338), (35, 57187610004), (42, 47656341670), (49, 40848292860), (60, 33359439169), (70, 28593805002), (84, 23828170835), (98, 20424146430), (105, 19062536668), (140, 14296902501), (147, 13616097620), (196, 10212073215), (210, 9531268334), (245, 8169658572), (294, 6808048810), (420, 4765634167), (490, 4084829286), (588, 3404024405), (735, 2723219524), (980, 2042414643), (1470, 1361609762), (2940, 680804881)]