20139908950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{30559}}^1$

素因数の和:30854

約数の個数: 72

約数和(自身を含む): 43739611200

約数和(自身を除く): 23599702250

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 269, 350, 490, 538, 1225, 1345, 1883, 2450, 2690, 3766, 6725, 9415, 13181, 13450, 18830, 26362, 30559, 47075, 61118, 65905, 94150, 131810, 152795, 213913, 305590, 329525, 427826, 659050, 763975, 1069565, 1497391, 1527950, 2139130, 2994782, 5347825, 7486955, 8220371, 10695650, 14973910, 16440742, 37434775, 41101855, 57542597, 74869550, 82203710, 115085194, 205509275, 287712985, 402798179, 411018550, 575425970, 805596358, 1438564925, 2013990895, 2877129850, 4027981790, 10069954475, 20139908950]

約数ペア:

[(1, 20139908950), (2, 10069954475), (5, 4027981790), (7, 2877129850), (10, 2013990895), (14, 1438564925), (25, 805596358), (35, 575425970), (49, 411018550), (50, 402798179), (70, 287712985), (98, 205509275), (175, 115085194), (245, 82203710), (269, 74869550), (350, 57542597), (490, 41101855), (538, 37434775), (1225, 16440742), (1345, 14973910), (1883, 10695650), (2450, 8220371), (2690, 7486955), (3766, 5347825), (6725, 2994782), (9415, 2139130), (13181, 1527950), (13450, 1497391), (18830, 1069565), (26362, 763975), (30559, 659050), (47075, 427826), (61118, 329525), (65905, 305590), (94150, 213913), (131810, 152795)]