8841820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 20659968

約数和(自身を除く): 11818148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1097, 1612, 2015, 2194, 4030, 4388, 5485, 8060, 10970, 14261, 21940, 28522, 34007, 57044, 68014, 71305, 136028, 142610, 170035, 285220, 340070, 442091, 680140, 884182, 1768364, 2210455, 4420910, 8841820]

約数ペア:

[(1, 8841820), (2, 4420910), (4, 2210455), (5, 1768364), (10, 884182), (13, 680140), (20, 442091), (26, 340070), (31, 285220), (52, 170035), (62, 142610), (65, 136028), (124, 71305), (130, 68014), (155, 57044), (260, 34007), (310, 28522), (403, 21940), (620, 14261), (806, 10970), (1097, 8060), (1612, 5485), (2015, 4388), (2194, 4030)]