20080811030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3371}}^1\times {\mathrm{12157}}^1$

素因数の和:15549

約数の個数: 48

約数和(自身を含む): 42062692176

約数和(自身を除く): 21981881146

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3371, 6742, 12157, 16855, 23597, 24314, 33710, 47194, 60785, 85099, 117985, 121570, 165179, 170198, 235970, 330358, 425495, 595693, 825895, 850990, 1191386, 1651790, 2978465, 5956930, 40981247, 81962494, 204906235, 286868729, 409812470, 573737458, 1434343645, 2008081103, 2868687290, 4016162206, 10040405515, 20080811030]

約数ペア:

[(1, 20080811030), (2, 10040405515), (5, 4016162206), (7, 2868687290), (10, 2008081103), (14, 1434343645), (35, 573737458), (49, 409812470), (70, 286868729), (98, 204906235), (245, 81962494), (490, 40981247), (3371, 5956930), (6742, 2978465), (12157, 1651790), (16855, 1191386), (23597, 850990), (24314, 825895), (33710, 595693), (47194, 425495), (60785, 330358), (85099, 235970), (117985, 170198), (121570, 165179)]