1320221444

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{887}}^1\times {\mathrm{2677}}^1$

素因数の和:3707

約数の個数: 24

約数和(自身を含む): 2330502720

約数和(自身を除く): 1010281276

約数列:

[1, 2, 4, 139, 278, 556, 887, 1774, 2677, 3548, 5354, 10708, 123293, 246586, 372103, 493172, 744206, 1488412, 2374499, 4748998, 9497996, 330055361, 660110722, 1320221444]

約数ペア:

[(1, 1320221444), (2, 660110722), (4, 330055361), (139, 9497996), (278, 4748998), (556, 2374499), (887, 1488412), (1774, 744206), (2677, 493172), (3548, 372103), (5354, 246586), (10708, 123293)]