720121016

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{349}}^1\times {\mathrm{2659}}^1$

素因数の和:3111

約数の個数: 32

約数和(自身を含む): 1368570000

約数和(自身を除く): 648448984

約数列:

[1, 2, 4, 8, 97, 194, 349, 388, 698, 776, 1396, 2659, 2792, 5318, 10636, 21272, 33853, 67706, 135412, 257923, 270824, 515846, 927991, 1031692, 1855982, 2063384, 3711964, 7423928, 90015127, 180030254, 360060508, 720121016]

約数ペア:

[(1, 720121016), (2, 360060508), (4, 180030254), (8, 90015127), (97, 7423928), (194, 3711964), (349, 2063384), (388, 1855982), (698, 1031692), (776, 927991), (1396, 515846), (2659, 270824), (2792, 257923), (5318, 135412), (10636, 67706), (21272, 33853)]