28420704

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{7591}}^1$

素因数の和:7620

約数の個数: 72

約数和(自身を含む): 87049872

約数和(自身を除く): 58629168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 7591, 15182, 22773, 30364, 45546, 60728, 68319, 91092, 98683, 121456, 136638, 182184, 197366, 242912, 273276, 296049, 364368, 394732, 546552, 592098, 728736, 789464, 888147, 1093104, 1184196, 1578928, 1776294, 2186208, 2368392, 3157856, 3552588, 4736784, 7105176, 9473568, 14210352, 28420704]

約数ペア:

[(1, 28420704), (2, 14210352), (3, 9473568), (4, 7105176), (6, 4736784), (8, 3552588), (9, 3157856), (12, 2368392), (13, 2186208), (16, 1776294), (18, 1578928), (24, 1184196), (26, 1093104), (32, 888147), (36, 789464), (39, 728736), (48, 592098), (52, 546552), (72, 394732), (78, 364368), (96, 296049), (104, 273276), (117, 242912), (144, 197366), (156, 182184), (208, 136638), (234, 121456), (288, 98683), (312, 91092), (416, 68319), (468, 60728), (624, 45546), (936, 30364), (1248, 22773), (1872, 15182), (3744, 7591)]