20778520080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4556693}}^1$

素因数の和:4556728

約数の個数: 80

約数和(自身を含む): 67803606720

約数和(自身を除く): 47025086640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4556693, 9113386, 13670079, 18226772, 22783465, 27340158, 36453544, 45566930, 54680316, 68350395, 72907088, 86577167, 91133860, 109360632, 136700790, 173154334, 182267720, 218721264, 259731501, 273401580, 346308668, 364535440, 432885835, 519463002, 546803160, 692617336, 865771670, 1038926004, 1093606320, 1298657505, 1385234672, 1731543340, 2077852008, 2597315010, 3463086680, 4155704016, 5194630020, 6926173360, 10389260040, 20778520080]

約数ペア:

[(1, 20778520080), (2, 10389260040), (3, 6926173360), (4, 5194630020), (5, 4155704016), (6, 3463086680), (8, 2597315010), (10, 2077852008), (12, 1731543340), (15, 1385234672), (16, 1298657505), (19, 1093606320), (20, 1038926004), (24, 865771670), (30, 692617336), (38, 546803160), (40, 519463002), (48, 432885835), (57, 364535440), (60, 346308668), (76, 273401580), (80, 259731501), (95, 218721264), (114, 182267720), (120, 173154334), (152, 136700790), (190, 109360632), (228, 91133860), (240, 86577167), (285, 72907088), (304, 68350395), (380, 54680316), (456, 45566930), (570, 36453544), (760, 27340158), (912, 22783465), (1140, 18226772), (1520, 13670079), (2280, 9113386), (4560, 4556693)]