16421080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 41549760

約数和(自身を除く): 25128680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1373, 1495, 2392, 2746, 2990, 5492, 5980, 6865, 10984, 11960, 13730, 17849, 27460, 31579, 35698, 54920, 63158, 71396, 89245, 126316, 142792, 157895, 178490, 252632, 315790, 356980, 410527, 631580, 713960, 821054, 1263160, 1642108, 2052635, 3284216, 4105270, 8210540, 16421080]

約数ペア:

[(1, 16421080), (2, 8210540), (4, 4105270), (5, 3284216), (8, 2052635), (10, 1642108), (13, 1263160), (20, 821054), (23, 713960), (26, 631580), (40, 410527), (46, 356980), (52, 315790), (65, 252632), (92, 178490), (104, 157895), (115, 142792), (130, 126316), (184, 89245), (230, 71396), (260, 63158), (299, 54920), (460, 35698), (520, 31579), (598, 27460), (920, 17849), (1196, 13730), (1373, 11960), (1495, 10984), (2392, 6865), (2746, 5980), (2990, 5492)]