197287480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379399}}^1$

素因数の和:379423

約数の個数: 32

約数和(自身を含む): 478044000

約数和(自身を除く): 280756520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 379399, 758798, 1517596, 1896995, 3035192, 3793990, 4932187, 7587980, 9864374, 15175960, 19728748, 24660935, 39457496, 49321870, 98643740, 197287480]

約数ペア:

[(1, 197287480), (2, 98643740), (4, 49321870), (5, 39457496), (8, 24660935), (10, 19728748), (13, 15175960), (20, 9864374), (26, 7587980), (40, 4932187), (52, 3793990), (65, 3035192), (104, 1896995), (130, 1517596), (260, 758798), (520, 379399)]