20784250860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18231799}}^1$

素因数の和:18231830

約数の個数: 48

約数和(自身を含む): 61258848000

約数和(自身を除く): 40474597140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18231799, 36463598, 54695397, 72927196, 91158995, 109390794, 182317990, 218781588, 273476985, 346404181, 364635980, 546953970, 692808362, 1039212543, 1093907940, 1385616724, 1732020905, 2078425086, 3464041810, 4156850172, 5196062715, 6928083620, 10392125430, 20784250860]

約数ペア:

[(1, 20784250860), (2, 10392125430), (3, 6928083620), (4, 5196062715), (5, 4156850172), (6, 3464041810), (10, 2078425086), (12, 1732020905), (15, 1385616724), (19, 1093907940), (20, 1039212543), (30, 692808362), (38, 546953970), (57, 364635980), (60, 346404181), (76, 273476985), (95, 218781588), (114, 182317990), (190, 109390794), (228, 91158995), (285, 72927196), (380, 54695397), (570, 36463598), (1140, 18231799)]