20750850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 96

約数和(自身を含む): 60264000

約数和(自身を除く): 39513150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 27, 30, 38, 45, 50, 54, 57, 75, 90, 95, 114, 135, 150, 171, 190, 225, 270, 285, 342, 450, 475, 513, 570, 675, 809, 855, 950, 1026, 1350, 1425, 1618, 1710, 2427, 2565, 2850, 4045, 4275, 4854, 5130, 7281, 8090, 8550, 12135, 12825, 14562, 15371, 20225, 21843, 24270, 25650, 30742, 36405, 40450, 43686, 46113, 60675, 72810, 76855, 92226, 109215, 121350, 138339, 153710, 182025, 218430, 230565, 276678, 364050, 384275, 415017, 461130, 546075, 691695, 768550, 830034, 1092150, 1152825, 1383390, 2075085, 2305650, 3458475, 4150170, 6916950, 10375425, 20750850]

約数ペア:

[(1, 20750850), (2, 10375425), (3, 6916950), (5, 4150170), (6, 3458475), (9, 2305650), (10, 2075085), (15, 1383390), (18, 1152825), (19, 1092150), (25, 830034), (27, 768550), (30, 691695), (38, 546075), (45, 461130), (50, 415017), (54, 384275), (57, 364050), (75, 276678), (90, 230565), (95, 218430), (114, 182025), (135, 153710), (150, 138339), (171, 121350), (190, 109215), (225, 92226), (270, 76855), (285, 72810), (342, 60675), (450, 46113), (475, 43686), (513, 40450), (570, 36405), (675, 30742), (809, 25650), (855, 24270), (950, 21843), (1026, 20225), (1350, 15371), (1425, 14562), (1618, 12825), (1710, 12135), (2427, 8550), (2565, 8090), (2850, 7281), (4045, 5130), (4275, 4854)]