20196703700

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1\times {\mathrm{9403}}^1$

素因数の和:9921

約数の個数: 72

約数和(自身を含む): 44862045312

約数和(自身を除く): 24665341612

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 457, 470, 914, 940, 1175, 1828, 2285, 2350, 4570, 4700, 9140, 9403, 11425, 18806, 21479, 22850, 37612, 42958, 45700, 47015, 85916, 94030, 107395, 188060, 214790, 235075, 429580, 441941, 470150, 536975, 883882, 940300, 1073950, 1767764, 2147900, 2209705, 4297171, 4419410, 8594342, 8838820, 11048525, 17188684, 21485855, 22097050, 42971710, 44194100, 85943420, 107429275, 201967037, 214858550, 403934074, 429717100, 807868148, 1009835185, 2019670370, 4039340740, 5049175925, 10098351850, 20196703700]

約数ペア:

[(1, 20196703700), (2, 10098351850), (4, 5049175925), (5, 4039340740), (10, 2019670370), (20, 1009835185), (25, 807868148), (47, 429717100), (50, 403934074), (94, 214858550), (100, 201967037), (188, 107429275), (235, 85943420), (457, 44194100), (470, 42971710), (914, 22097050), (940, 21485855), (1175, 17188684), (1828, 11048525), (2285, 8838820), (2350, 8594342), (4570, 4419410), (4700, 4297171), (9140, 2209705), (9403, 2147900), (11425, 1767764), (18806, 1073950), (21479, 940300), (22850, 883882), (37612, 536975), (42958, 470150), (45700, 441941), (47015, 429580), (85916, 235075), (94030, 214790), (107395, 188060)]