20117363720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^2\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 46262664000

約数和(自身を除く): 26145300280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 199, 268, 335, 398, 536, 563, 670, 796, 995, 1126, 1340, 1592, 1990, 2252, 2680, 2815, 3980, 4489, 4504, 5630, 7960, 8978, 11260, 13333, 17956, 22445, 22520, 26666, 35912, 37721, 44890, 53332, 66665, 75442, 89780, 106664, 112037, 133330, 150884, 179560, 188605, 224074, 266660, 301768, 377210, 448148, 533320, 560185, 754420, 893311, 896296, 1120370, 1508840, 1786622, 2240740, 2527307, 3573244, 4466555, 4481480, 5054614, 7146488, 7506479, 8933110, 10109228, 12636535, 15012958, 17866220, 20218456, 25273070, 30025916, 35732440, 37532395, 50546140, 60051832, 75064790, 101092280, 150129580, 300259160, 502934093, 1005868186, 2011736372, 2514670465, 4023472744, 5029340930, 10058681860, 20117363720]

約数ペア:

[(1, 20117363720), (2, 10058681860), (4, 5029340930), (5, 4023472744), (8, 2514670465), (10, 2011736372), (20, 1005868186), (40, 502934093), (67, 300259160), (134, 150129580), (199, 101092280), (268, 75064790), (335, 60051832), (398, 50546140), (536, 37532395), (563, 35732440), (670, 30025916), (796, 25273070), (995, 20218456), (1126, 17866220), (1340, 15012958), (1592, 12636535), (1990, 10109228), (2252, 8933110), (2680, 7506479), (2815, 7146488), (3980, 5054614), (4489, 4481480), (4504, 4466555), (5630, 3573244), (7960, 2527307), (8978, 2240740), (11260, 1786622), (13333, 1508840), (17956, 1120370), (22445, 896296), (22520, 893311), (26666, 754420), (35912, 560185), (37721, 533320), (44890, 448148), (53332, 377210), (66665, 301768), (75442, 266660), (89780, 224074), (106664, 188605), (112037, 179560), (133330, 150884)]