4080459890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1373}}^1\times {\mathrm{22861}}^1$

素因数の和:24254

約数の個数: 32

約数和(自身を含む): 7915921776

約数和(自身を除く): 3835461886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1373, 2746, 6865, 13730, 17849, 22861, 35698, 45722, 89245, 114305, 178490, 228610, 297193, 594386, 1485965, 2971930, 31388153, 62776306, 156940765, 313881530, 408045989, 816091978, 2040229945, 4080459890]

約数ペア:

[(1, 4080459890), (2, 2040229945), (5, 816091978), (10, 408045989), (13, 313881530), (26, 156940765), (65, 62776306), (130, 31388153), (1373, 2971930), (2746, 1485965), (6865, 594386), (13730, 297193), (17849, 228610), (22861, 178490), (35698, 114305), (45722, 89245)]