1320240844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{421}}^1\times {\mathrm{4639}}^1$

素因数の和:5090

約数の個数: 36

約数和(自身を含む): 2508300480

約数和(自身を除く): 1188059636

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 421, 676, 842, 1684, 4639, 5473, 9278, 10946, 18556, 21892, 60307, 71149, 120614, 142298, 241228, 284596, 783991, 1567982, 1953019, 3135964, 3906038, 7812076, 25389247, 50778494, 101556988, 330060211, 660120422, 1320240844]

約数ペア:

[(1, 1320240844), (2, 660120422), (4, 330060211), (13, 101556988), (26, 50778494), (52, 25389247), (169, 7812076), (338, 3906038), (421, 3135964), (676, 1953019), (842, 1567982), (1684, 783991), (4639, 284596), (5473, 241228), (9278, 142298), (10946, 120614), (18556, 71149), (21892, 60307)]